熟記100個(gè)句子、掌握7000單詞

熟記100個(gè)句子、掌握7000單詞熟記100個(gè)句子、掌握7000單詞熟記100個(gè)句子、掌握7000單詞資料僅供參考文件編號(hào)：2022年4月熟記100個(gè)句子、掌握7000單詞版本號(hào)：A修改號(hào)：1頁(yè)次：1.0審核：批準(zhǔn):發(fā)布日期：原句難詞釋義譯文TypicalofthegrasslanddwellersofthecontinentistheAmericanantelope,orpronghorn.dwellers['dwel?]n.居民，居住者continent['k?ntin?nt]n.大陸，洲，陸地antelope['?ntil?up]n.羚羊；羚羊皮革pronghorn['pr??h?:n,'pr?:?-]n.叉角羚；糜鹿美洲羚羊，或稱叉角羚，是該大陸典型的草原動(dòng)物。OfthemillionswhosawHaley’scometin1986,howmanypeoplewilllivelongenoughtoseeitreturninthetwenty-firstcenturycomet['k?mit]n.彗星1986年看見哈雷慧星的千百萬(wàn)人當(dāng)中，有多少人能夠長(zhǎng)壽到足以目睹它在二十一世紀(jì)的回歸呢Anthropologistshavediscoveredthatfear,happiness,sadness,andsurpriseareuniversallyreflectedinfacialexpressions.reflect[ri'flekt]vt.反映；反省人類學(xué)家們已經(jīng)發(fā)現(xiàn)，恐懼，快樂，悲傷和驚奇都會(huì)行之于色，這在全人類是共通的。Becauseofitsirritatingeffectonhumans,theuseofphenolasageneralantiseptichasbeenlargelydiscontinued.irritating['iriteiti?]adj.刺激的；氣人的；使憤怒的phenol['fi:n?l,fi'n-]n.[化]石碳酸，苯酚discontinue[,disk?n'tinju:]vt.停止；使中止vi.停止，中斷由于苯酚對(duì)人體帶有刺激性作用，它基本上已不再被當(dāng)作常用的防腐劑了。Ingrouptoremaininexistence,aprofit-makingorganizationmust,inthelongrun,helongrunadv.最后consumers[k?n'sju:m?]n.消費(fèi)者；用戶，顧客desirable[di'zai?r?bl]adj.令人滿意的；值得要的任何盈利組織若要生存，最終都必須生產(chǎn)出消費(fèi)者可用或需要的產(chǎn)品。Thegreaterthepopulationthereisinalocality,thegreatertheneedthereisforwater,transportation,anddisposalofrefuse.locality[l?u'k?l?ti]n.所在；位置；地點(diǎn)disposal[dis'p?uz?l]n.處理；支配；清理；安排refuse[ri'fju:z,ri:-]n.垃圾；廢物v.拒絕；抵制一個(gè)地方的人口越多，其對(duì)水，交通和垃圾處理的需求就會(huì)越大。Itismoredifficulttowritesimply,directly,andeffectivelythantoemployflowerybutvagueexpressionsthatonlyobscureone’smeaning.flowery['flau?ri]adj.花的；華麗的；絢麗的；多花的vague[veiɡ]adj.模糊的；含糊的；不明確的；曖昧的obscure[?b'skju?,?b-]vt.遮掩；使變暗；使難理解adj.模糊的；晦澀的；昏暗的簡(jiǎn)明，直接，有力的寫作難于花哨，含混而意義模糊的表達(dá)。Withmodernofficesbecomingmoremechanized,designersareattemptingtopersonalizethemwithwarmer,lesssevereinteriors.mechanize['mek?naiz]vt.使機(jī)械化；用機(jī)械裝置personalize['p?:s?n?laiz]vt.使個(gè)性化；把…擬人化interior[in'ti?ri?]n.內(nèi)部；本質(zhì)adj.內(nèi)部的；國(guó)內(nèi)的；本質(zhì)的隨著現(xiàn)代辦公室的日益自動(dòng)化，設(shè)計(jì)師們正試圖利用較為溫暖而不太嚴(yán)肅的內(nèi)部裝飾來(lái)使其具有親切感。Thedifferencebetweenlibelandslanderisthatlibelisprintedwhileslanderisspoken.libeln.以文字損害名譽(yù)v.誹謗,中傷,誣蔑slander'slɑ:nd?,'sl?n-]vt.誹謗；造謠中傷n.誹謗誹謗和流言的區(qū)別在于前者是書面的，而后者是口頭的。Thekneeisthejointswherethethighbonemeetsthelargeboneofthelowerleg.knee[ni:]n.膝蓋，膝vt.用膝蓋碰joint[d??int]n.關(guān)節(jié)；接縫；接合處，接合點(diǎn)；（牛，羊等的腿）大塊肉adj.共同的；連接的；聯(lián)合的，合辦的vt.連接，貼合；接合；使有接頭thigh[θai]n.大腿，股膝蓋是大腿骨和小腿脛的連接處。Acidsarechemicalcompoundsthat,inwatersolution,haveasharptaste,acorrosiveactiononmetals,andtheabilitytoturncertainbluevegetabledyespound['k?mpaund,k?m'paund]vt./vi.合成；混合；和解；妥協(xié)；攙合n.化合物；混合物adj.復(fù)合的；混合的solution[s?'lju:??n]n.解決方案；溶液；溶解；解答corrosive[k?'r?usiv]adj.腐蝕的；侵蝕性的n.腐蝕物酸是一種化合物，它在溶于水時(shí)具有強(qiáng)烈的氣味和對(duì)金屬的腐蝕性，并且能夠使某些藍(lán)色植物染料變紅。BillieHoliday’sreputationasagreatjazz-bluessingerrestsonherabilitytogiveemotionaldepthtohersongs.depth[depθ]n.深度；深?yuàn)Wrestontheoars停止工作BillieHoliday作為一個(gè)爵士布魯斯樂杰出歌手的名聲建立在能夠賦予歌曲感情深度的能力。Essentially,atheoryisanabstract,symbolicrepresentationofwhatisconceivedtobereality.conceive[k?n'si:v]vt.懷孕；構(gòu)思；以為；持有

vi.懷孕；設(shè)想；考慮理論在本質(zhì)上是對(duì)認(rèn)識(shí)了的現(xiàn)實(shí)的一種抽象和符號(hào)化的表達(dá)。Longbeforechildrenareabletospeakorunderstandalanguage,theycommunicatethroughfacialexpressionsandbymakingnoises.facialcleanser洗面奶;洗面乳;爽膚水facialspasm面肌痙攣facialrecognition人臉識(shí)別兒童在能說或能聽懂語(yǔ)言之前，很久就會(huì)通過面部表情和靠發(fā)出噪聲來(lái)與人交流了。Thankstomodernirrigation,cropsnowgrowabundantlyinareaswhereoncenothingbutcactiandsagebrushcouldlive.irrigation[,iri'ɡei??n]n.灌溉；沖洗；[醫(yī)]沖洗法abundant[?'b?nd?nt]adj.豐富的；充裕的；盛產(chǎn)cacti['k?ktai]n.[植]仙人掌（cactus的復(fù)數(shù)形式）sagebrush['seid?br??]n.蒿屬植物（產(chǎn)于美國(guó)西部）受當(dāng)代灌溉(技術(shù)設(shè)施)之賜，農(nóng)作物在原來(lái)只有仙人掌和蕎屬科植物才能生存的地方旺盛的生長(zhǎng)。Thedevelopmentofmechanicaltimepiecesspurredthesearchformoreaccuratesundialswithwhichtoregulatethem.timepiece['taimpi:s]n.鐘等各種計(jì)時(shí)器sundial['s?ndai?l]n.日晷，日規(guī)；[植]羽扇豆（產(chǎn)于美國(guó)東部）機(jī)械計(jì)時(shí)器的發(fā)展促使人們尋求更精確的日晷，以便校準(zhǔn)機(jī)械計(jì)時(shí)器。Anthropologyisascienceinthatanthropologistsusearigoroussetofmethodsandtechniquestodocumentobservationsthatcanbecheckedbyothers.rigorous['riɡ?r?s]adj.嚴(yán)格的；嚴(yán)厲的；嚴(yán)密的；嚴(yán)酷的document['d?kjum?nt,'d?kjument]n.公文,文件,文檔,檔案,文獻(xiàn)v.證明check[t?ek]vi.核對(duì)無(wú)誤；將軍（象棋）；vt.檢查；制止；寄存n.支票；阻止；阻止物人類學(xué)是一門科學(xué)，因?yàn)槿祟悓W(xué)家采用一整套強(qiáng)有力的方法和技術(shù)來(lái)記錄觀測(cè)結(jié)果，而這樣記錄下來(lái)的觀測(cè)結(jié)果是供他人核查的。Fungiareimportantintheprocessofdecay,whichreturnsingredientstothesoil,enhancessoilfertility,anddecomposesanimaldebris.fungi['f??ɡai]n.真菌；菌類；蘑菇（fungus的復(fù)數(shù)）ingredient[in'ɡri:di?nt]decompose[,di:k?m'p?uz]v.分解；腐爛debris['deibri:]n.碎片,殘骸真菌在腐化過程中十分重要，而腐化過程將化學(xué)物質(zhì)回饋于土壤，提高其肥力，并分解動(dòng)物糞便。Whenitisstruck,atuningforkproducesanalmostpuretone,retainingitspitchoveralongperiodoftime.tune[tju:n,tu:n]n.曲調(diào)；和諧；心情vt.調(diào)整；使一致；為…調(diào)音vi.調(diào)諧；協(xié)調(diào)pitch[pit?]vi.傾斜；投擲；搭帳篷；墜落vt.投；擲；定位于；用瀝青涂；扎營(yíng)；向前傾跌n.瀝青；音高；程度；樹脂；傾斜；投擲音叉被敲擊時(shí)，產(chǎn)生幾乎純質(zhì)的音調(diào)，其音量經(jīng)久不衰。AlthoughpecansaremostplentifulinthesoutheasternpartoftheUnitedStates,theyarefoundasfarnorthasOhioandIllinois.pecan[pi'k?n]n.美洲山核桃；美洲山核桃樹Ohion.俄亥俄州(美國(guó)州名)Illinoisn.伊利諾斯州(美國(guó)州名)雖然美洲山河桃樹最集中于美國(guó)的東南部但是在北至俄亥俄州及伊利諾州也能看見它們。Eliminatingproblemsbytransferringtheblametoothersisoftencalledscape-goating.transfer[tr?ns'f?:]n.轉(zhuǎn)讓；轉(zhuǎn)移；傳遞；過戶vi.轉(zhuǎn)讓；轉(zhuǎn)移；轉(zhuǎn)學(xué)；換車vt.轉(zhuǎn)讓；使轉(zhuǎn)移；傳遞；調(diào)任scapegoat['skeipɡ?ut]n.替罪羊用怪罪別人的辦法來(lái)解決問題通常被稱為尋找替罪羊。Thechieffoodseateninanycountrydependlargelyonwhatgrowsbestinitsclimateandsoil.climate['klaimit]n.氣候,風(fēng)土,思潮一個(gè)國(guó)家的主要食物是什么，大體取決于什么作物在其天氣和土壤條件下生長(zhǎng)得最好。Overaverylargenumberoftrials,theprobabilityofanevent’soccurringisequaltotheprobabilitythatitwillnotoccur.trial['trai?l]n.試驗(yàn)；審訊；努力；磨煉adj.試驗(yàn)的；審訊的在大量的實(shí)驗(yàn)中，某一事件發(fā)生的幾率等于它不發(fā)生的幾率。Mostsubstancecontractwhentheyfreezesothatthedensityofasubstance’ssolidishigherthanthedensityofitsliquid.substance['s?bst?ns]n.物質(zhì)；實(shí)質(zhì)；資產(chǎn)；主旨contract['k?ntr?kt,k?n'tr?kt]vi.收縮；感染；訂約vt.感染；訂約；使縮短n.合同；婚約density['dens?ti]n.密度大多數(shù)物質(zhì)遇冷收縮，所以他們的密度在固態(tài)時(shí)高于液態(tài)。Themechanismbywhichbraincellsstorememoriesisnotclearlyunderstood.mechanism['mek?niz?m]n.機(jī)制；原理，途徑；進(jìn)程；機(jī)械裝置；技巧大腦細(xì)胞儲(chǔ)存記憶的機(jī)理并不為人明白。Bythemiddleofthetwentiethcentury,paintersandsculptorsintheUnitedStateshadbeguntoexertagreatworldwideinfluenceoverart.sculptor[sk?lpt?]n.雕刻家exert[iɡ'z?:t]vt.運(yùn)用，發(fā)揮；施以影響到了二十一世紀(jì)中葉，美國(guó)畫家和雕塑家開始在世界范圍內(nèi)對(duì)藝術(shù)產(chǎn)生重大影響。IntheeasternpartofNewJerseyliesthecityofElizabeth,amajorshippingandmanufacturingcenter.伊麗莎白市，一個(gè)重要的航運(yùn)和制造業(yè)中心，坐落于新澤西州的東部。ElizabethBlackwell,thefirstwomanmedicaldoctorintheUnitedStates,foundedtheNewYorkInfirmary,aninstitutionthathasalwayshadacompletelyfemalemedicalstaff.infirmary[in'f?:m?ri]n.醫(yī)務(wù)室；醫(yī)院；養(yǎng)老院staff[stɑ:f,st?f]n.職員；參謀；棒；支撐adj.職員的；行政工作的ElizabethBlackwell，美國(guó)第一個(gè)女醫(yī)生，創(chuàng)建了員工一直為女性的紐約診所。AlexanderGrahamBelloncetoldhisfamilythathewouldratherberememberedasateacherofthedeafthanastheinventorofthetelephone.deaf[def]adj.聾的inventor[in'vent?]n.發(fā)明家；發(fā)明人；創(chuàng)造者AlexanderGrahamBell曾告訴家人，他更愿意讓后人記住他是聾子的老師，而非電話的發(fā)明者。Becauseitsleavesremaingreenlongafterbeingpicked,rosemarybecameassociatedwiththeideaofremembrance.remembrance[ri'membr?ns]n.回想，回憶；紀(jì)念品；記憶力associatewith與……聯(lián)系采摘下的迷迭香樹葉常綠不衰，因此人們把迷迭香樹與懷念聯(lián)系在一起。Althoughapparentlyrigid,bonesexhibitadegreeofelasticitythatenablestheskeletontowithstandconsiderableimpact.rigid['rid?id]adj.嚴(yán)格的；僵硬的，死板的；堅(jiān)硬的；精確的exhibit[iɡ'zibit]vt.展覽；顯示；提出（證據(jù)等）n.展覽品；證據(jù)；展示會(huì)vi.展出；開展覽會(huì)elasticity[,el?s'tis?ti]n.彈性；彈力；靈活性skeleton['skelit?n]n.骨架，骨骼；綱要；骨瘦如柴的人adj.骨骼的；骨瘦如柴的；概略的骨頭看起來(lái)是脆硬的，但它也有一定的彈性，使得骨骼能夠承受相當(dāng)?shù)拇驌?。ThatxenoncouldnotFORMchemicalcompoundswasoncebelievedbyscientists.xenon['zen?n,'zi:-]n.[化]氙（稀有氣體元素）compound['k?mpaund,k?m'paund]vt./vi.合成；混合；和解妥協(xié)；攙合n.化合物；混合物；復(fù)合詞adj.復(fù)合的；混合的科學(xué)家曾相信：氙氣是不能形成化合物的。Researchintothedynamicsofstormsisdirectedtowardimprovingtheabilitytopredicttheseeventsandthustominimizedamageandavoidlossoflife.dynamic[dai'n?mik]adj.動(dòng)態(tài)的；動(dòng)力的；動(dòng)力學(xué)的；有活力的n.動(dòng)態(tài)；動(dòng)力minimize['minimaiz]vt.使減到最少；小看，極度輕視vi.最小化loss[l?s,l?:s]n.減少；虧損；失??；遺失對(duì)風(fēng)暴動(dòng)力學(xué)的研究是為了提高風(fēng)暴預(yù)測(cè)從而減少損失，避免人員傷亡。Theeliminationofinflationwouldensurethattheamountofmoneyusedinrepayingaloanwouldhavethesamevalueastheamountofmoneyborrowed.elimination[i,limi'nei??n]n.消除；淘汰；除去loan[l?un]n.貸款；借款vi.借出

vt.借；借給消除通貨膨脹應(yīng)確保還貸的錢應(yīng)與所貸款的價(jià)值相同。Futurism,anearlytwentieth-centurymovementinart,rejectedalltraditionsandattemptedtoglorifycontemporarylifebyemphasizingthemachineandmotion.futurism['fju:t??riz?m]n.未來(lái)主義；未來(lái)派reject[ri'd?ekt]vt.拒絕；排斥；抵制；丟棄n.被棄之物或人；次品glorify['ɡl?:rifai]vt.贊美；美化；崇拜（神）；使更壯麗contemporary[k?n'temp?r?ri]n.同時(shí)代的人；同時(shí)期的東西adj.當(dāng)代的；同時(shí)代的；屬于同一時(shí)期的未來(lái)主義，二十世紀(jì)早期的一個(gè)藝術(shù)思潮。拒絕一切傳統(tǒng)，試圖通過強(qiáng)調(diào)機(jī)械和動(dòng)態(tài)來(lái)美化生活。OneofthewildestandmostinaccessiblepartsoftheUnitedStatesistheEvergladeswherewildlifeisabundantandlargelyprotected.inaccessible[,in?k'ses?bl]adj.難達(dá)到的；難接近的；難見到的abundant[?'b?nd?nt]adj.豐富的；充裕的；盛產(chǎn)Everglades是美國(guó)境內(nèi)最為荒涼和人跡罕至的地區(qū)之一，此處有大量的野生動(dòng)植物而且大多受(法律)保護(hù)。LucretiaMott’sinfluencewassosignificantthatshehasbeencreditedbysomeauthoritiesastheoriginatoroffeminismintheUnitedStates.significant[sig'nifik?nt]adj.重大的；有效的；有意義的；值得注意的；意味深長(zhǎng)的n.象征；有意義的事物feminism['feminiz?m]n.女權(quán)主義；女權(quán)運(yùn)動(dòng)；男女平等主義astheoriginatorof為……創(chuàng)始人LucretiaMott’s的影響巨大，所以一些權(quán)威部門認(rèn)定她為美國(guó)女權(quán)運(yùn)動(dòng)的創(chuàng)始人。Theactivitiesoftheinternationalmarketingresearcherarefrequentlymuchbroaderthanthoseofthedomesticmarketer.frequently['fri:kw?ntli]adv.頻繁地，經(jīng)常地；時(shí)常，屢次thedomesticmarkete國(guó)內(nèi)市場(chǎng)國(guó)際市場(chǎng)研究者的活動(dòng)范圍常常較國(guó)內(nèi)市場(chǎng)研究者廣闊。ThecontinentaldividereferstoanimaginarylineintheNorthAmericanRockiesthatdividesthewatersflowingintotheAtlanticOceanfromthoseflowingintothePacific.continental[,k?nti'nent?ladj.大陸的；大陸性的n.歐洲人imaginary[i'm?d?in?ri]adj.虛構(gòu)的，假想的；想像的；虛數(shù)的大陸分水嶺是指北美洛磯山脈上的一道想象線，該線把大西洋流域和太平洋流域區(qū)分開來(lái)。StudiesofthegravityfieldoftheEarthindicatethatitscrustandmantleyieldwhenunusualweightisplacedonthem.gravity['ɡr?viti]n.重力，地心引力；嚴(yán)重性；莊嚴(yán)crust[kr?st]n.外殼；面包皮；堅(jiān)硬外皮vi.結(jié)硬皮；結(jié)成外殼vt.蓋以硬皮；在…上結(jié)硬皮yield[ji:ld]vt.屈服；出產(chǎn)；放棄vi.屈服，投降n.產(chǎn)量；收益對(duì)地球引力的研究表明，在不尋常的負(fù)荷之下地殼和地幔會(huì)發(fā)生位移。TheannualworthofUtah’smanufacturingisgreaterthanthatofitsminingandfarmingcombined.annual['?nju?ladj.年度的；每年的n.年刊，年鑒；一年生植物mining['maini?]n.礦業(yè)；采礦尤它州制造業(yè)的年產(chǎn)值大于其工業(yè)和農(nóng)業(yè)的總和。Thewallflowerissocalledbecauseitsweakstemsoftengrowonwallsandalongstonycliffsforsupport.stem[stem]n.干；莖；船首；血統(tǒng)

vt.阻止；除去…的莖；給…裝柄

vi.阻止；起源于某事物；逆行stony['st?uni]adj.無(wú)情的；多石的；石頭的socalled之所以叫cliff[klif]n.懸崖；絕壁墻花之所以叫墻花，是因?yàn)槠浯嗳醯闹Ω山?jīng)常要靠墻壁或順石崖生長(zhǎng)，以便有所依附。Itistheinteractionbetweenpeople,ratherthantheeventsthatoccurintheirlives,thatisthemainfocusofsocialeraction[,int?r'?k??n]n.相互作用；交互作用psychology[psai'k?l?d?i]n.心理學(xué)；心理狀態(tài)ratherthan而不是社會(huì)心理學(xué)的主要焦點(diǎn)是人與人之間的交往，而不是他們各自生活中的事件。NosocialcrusadearousedElizabethWilliams’enthusiasmmorethantheexpansionofeducationalfacilitiesforimmigrantstotheUnitedStates.crusade[kru:'seid]n.改革運(yùn)動(dòng)；十字軍東侵vi.加入十字軍；從事改革運(yùn)動(dòng)expansion[ik'sp?n??n]n.膨脹；闡述；擴(kuò)張物facility[f?'siliti]n.設(shè)施；設(shè)備；容易；靈巧給美國(guó)的新移民增加教育設(shè)施比任何社會(huì)運(yùn)動(dòng)都更多的激發(fā)了ElizabethWilliams的熱情。Quailstypicallyhaveshortroundedwingsthatenablethemtospringintofullflightinstantlywhendisturbedintheirhidingplaces.disturb[dis't?:b]vt.打擾；妨礙；使不安；弄亂；使惱怒vi.打擾；妨礙spring[spri?]n.春天；彈簧；泉水；活力；跳躍adj.春天的vi.生長(zhǎng)；涌出；躍出；裂開vt.使跳起；使爆炸；突然提出；使彈開flight[flait]n.飛行；班機(jī)；逃走vt.射擊；使驚飛vi.遷徙典型的鵪鶉都長(zhǎng)有短而圓的翅膀，憑此他們可以在受驚時(shí)一躍而起，飛離它們的躲藏地。Accordingtoanthropologists,theearliestancestorsofhumansthatstooduprightresembledchimpanzeesfacially,withslopingforeheadsandprotrudingbrows.anthropologist[,?nθr?'p?l?d?ist]n.人類學(xué)家；人類學(xué)者upright['?prait,,?p'r-]adj.正直的，誠(chéng)實(shí)的；垂直的，直立的；筆直的；合乎正道的n.垂直；豎立slope[sl?up]n.斜坡；傾斜；斜率；扛槍姿勢(shì)vi.傾斜；逃走vt.傾斜；使傾斜；扛protrude[pr?u'tru:d]vt.使突出，使伸出vi.突出，伸出chimpanzee[,t?imp?n'zi:]n.[動(dòng)]黑猩猩根據(jù)人類學(xué)家的說法，直立行走的人的鼻祖面部輪廓與黑猩猩相似，額頭后傾，眉毛突出。Notuntil1866wasthefullysuccessfultransatlanticcablefinallylaid.transatlantic[,tr?nz?t'l?ntik,,tr?ns-,,trɑ:n-]adj.大西洋彼岸的，橫渡大西洋的；美國(guó)的notuntil直到cable['keibl]n.電纜；海底電報(bào)vt.打電報(bào)vi.打海底電報(bào)直到1866年第一條橫跨大西洋的電纜才完全成功的架通。Inhiswriting,JohnCroweRansomdescribeswhatheconsidersthespiritualbarrennessofsocietybroughtaboutbyscienceandtechnology.barrennessn.不孕癥；不育癥；荒蕪spiritualbarrenness精神貧困JohnCroweRansom在他的著作中描述了他認(rèn)為是由科學(xué)技術(shù)給社會(huì)帶來(lái)的精神貧困。Childrenwithparentswhoseguidanceisfirm,consistent,andrationalareinclinedtopossesshighlevelsofself-confidence.consistent[k?n'sist?nt]adj.始終如一的，一致的；堅(jiān)持的rational['r???n?l]adj.合理的；理性的n.有理數(shù)incline[in'klain]vi.傾斜；傾向；易于vt.使傾斜；使傾向于n.傾斜；斜面；斜坡父母的教導(dǎo)如果堅(jiān)定，始終如一和理性，孩子就有可能充滿自信。TheancientHopewellpeopleofNorthAmericaprobablycultivatedcornandothercrops,buthuntingandgatheringwerestillofcriticalimportanceintheireconomy.cultivate['k?ltiveit]vt.培養(yǎng)；陶冶；耕作critical['kritik?l]adj.鑒定的；臨界的；批評(píng)的，愛挑剔的；危險(xiǎn)的；決定性的；評(píng)論的北美遠(yuǎn)古的Hopewell人很可能種植了玉米和其他農(nóng)作物，但打獵和采集對(duì)他們的經(jīng)濟(jì)貿(mào)易仍是至關(guān)重要的。Usingmanysymbolsmakesitpossibletoputalargeamountofinformationonasinglemap.alargeamountof大量的symbol['simb?l]n.象征；符號(hào)；標(biāo)志使用多種多樣的符號(hào)可以在一張地圖里放進(jìn)大量的信息。Anarchismisatermdescribingaclusterofdoctrinesandattitudeswhoseprincipalunitingfeatureisthebeliefthatgovernmentisbothharmfulandunnecessary.cluster['kl?st?]n.群；簇；叢；串vi.群聚；叢生vt.使聚集；聚集在某人的周圍doctrine['d?ktrin]n.主義；學(xué)說；教義；信條principal['prins?p?l]n.校長(zhǎng)；委托人，當(dāng)事人；資本；主犯adj.首要的；最重要的無(wú)政府主義這個(gè)詞描述的是一堆理論和態(tài)度，它們的主要共同點(diǎn)在于相信政府是有害的，沒有必要的。ProbablynomanhadmoreeffectonthedailylivesofmostpeopleintheUntiedStatesthandidHenryFordapioneerinautomobileproduction.haveeffecton對(duì)……影響pioneer[,pai?'ni?]n.先鋒；拓荒者

vt.開辟；倡導(dǎo)；提倡vi.作先驅(qū)恐怕沒有誰(shuí)對(duì)大多數(shù)美國(guó)人的日常生活影響能超過汽車生產(chǎn)的先驅(qū)亨利.福特。Theuseofwell-chosennonsensewordsmakespossiblethetestingofmanybasichypothesesinthefieldoflanguagelearning.nonsense['n?ns?ns]n.胡說；廢話adj.荒謬的int.胡說！hypotheses[hai'p?θisi:zn.假定；臆測(cè)（hypothesis的復(fù)數(shù)）使用精心挑選的無(wú)意義詞匯，可以檢驗(yàn)語(yǔ)言學(xué)科里許多基本的假定。Thehistoryofpaintingisafascinatingchainofeventsthatprobablybeganwiththeveryfirstpicturesevermade.fascinating['f?sineiti?]adj.迷人的；吸引人的；使人神魂顛倒的v.使…著迷；使…陶醉（fascinate的ing形式）chain[t?ein]n.鏈；束縛；枷鎖

vt.束縛；囚禁；用鐵練鎖住優(yōu)化歷史是由一連串的迷人事件組成，其源頭大概可以上溯到最早的圖畫。Perfectlymatchedpearls,strungintoanecklace,bringafarhigherpricethanthesamepearlstoldindividually.pearl[p?:l]n.珍珠；珍珠色；杰出者；珍品adj.鑲珍珠的；珍珠狀的vi.采珍珠；成珍珠狀vt.使成珠狀；用珍珠裝飾；使呈珍珠色string[str??]v.捆扎，系上；收緊（過去式和過去分詞strung）strunginto串成相互般配的珍珠，串成一條項(xiàng)鏈，就能賣到比單獨(dú)售出好得多的價(jià)錢。Duringtheeighteenthcentury,LittleTurtlewaschiefoftheMiamitribewhoseterritorybecamewhatisnowIndianaandOhio.tribe[traib]n.部落；[生]族；宗族；一伙territory['terit?ri]n.領(lǐng)土，領(lǐng)域；范圍；地域；版圖十八世紀(jì)時(shí)，“小烏龜”是邁阿密部落的酋長(zhǎng)，該部落的地盤就是今天的印第安那州和俄亥俄州。Amongalmostsevenhundredspeciesofbamboo,somearefullygrownatlessthanafoothigh,whileotherscangrowthreefeetintwenty-fourhours.lessthan不到bamboo[b?m'bu:]n.竹，竹子vt.為…裝上篾條adj.竹制的；土著居民的在竹子的近七百個(gè)品種中，有的全長(zhǎng)成還不到一英尺，有的卻能在二十四小時(shí)內(nèi)長(zhǎng)出三英尺。Beforestaringonaseavoyage,prudentnavigatorslearntheseacharts,studythesailingdirections,andmemorizelighthouselocationstopreparethemselvesforanyconditionstheymightencounter.voyage['v?iid?]n.航行；航程；旅行記vi.航行；航海vt.飛過；渡過prudent['pru:d?nt]adj.謹(jǐn)慎的；精明的；節(jié)儉的navigatorsn.航海家；導(dǎo)航器（navigator的復(fù)數(shù)）encounter[in'kaunt?]vt.遭遇，邂逅；遇到n.遭遇，偶然碰見vi.遭遇；偶然相遇謹(jǐn)慎的航海員在出航前，會(huì)研究航向，記錄的燈塔的位置，以便對(duì)各種可能出現(xiàn)的情況做到有備無(wú)患。Ofalltheeconomicallyimportantplants,palmshavebeentheleaststudied.palm[pɑ:m]n.手掌；棕櫚樹；掌狀物vt.將…藏于掌中在所有的經(jīng)濟(jì)作物中，棕櫚樹得到的研究最少。Buyersandsellersshouldbeawareofnewdevelopmentsintechnology，itcananddoesaffectmarketingactivities.beawareof知道，意識(shí)到購(gòu)買者和銷售者都應(yīng)該留意技術(shù)的新發(fā)展，原因很簡(jiǎn)單，因?yàn)榧夹g(shù)能夠并且已經(jīng)影響著營(yíng)銷活動(dòng)。Theapplicationofelectroniccontrolsmadepossiblebythemicroprocessorandcomputerstoragehavemultipliedtheusesofthemoderntypewriter.applicationn.申請(qǐng),申請(qǐng)表,申請(qǐng)書；實(shí)際應(yīng)用,用途；施用,敷用,microprocessor[,maikr?u'pr?uses?,-'pr?-]n.微處理器storage['st?rid?]n.存儲(chǔ)；倉(cāng)庫(kù)；貯藏所multiplied['m?ltiplai]vt.乘；使增加；使繁殖；使相乘電腦儲(chǔ)存和由于電子微處理機(jī)得以實(shí)現(xiàn)的電控運(yùn)用成倍的增加了現(xiàn)代打字機(jī)的功能。Thehumanskeletonconsistsofmorethantwohundredbonesboundtogetherbytoughandrelativelyinelasticconnectivetissuescalledligaments.skeleton['skelit?n]n.骨架，骨骼；綱要；骨瘦如柴的人consist[k?n'sist]vi.組成；在于；符合tough[t?f]adj.艱苦的，困難的；堅(jiān)強(qiáng)的，不屈不撓的；堅(jiān)韌的，牢固的；強(qiáng)壯的，結(jié)實(shí)的relatively['rel?tivli]adv.相當(dāng)?shù)兀幌鄬?duì)地，比較地inelastic[,ini'l?stik]adj.無(wú)彈性的；無(wú)適應(yīng)性的；不能適應(yīng)的tissues['ti?ju:,-sju:s]n.組織，薄的紗織品；面巾紙（tissue的復(fù)數(shù)）ligament['liɡ?m?nt]n.韌帶；紐帶，系帶人類骨骼有二百多塊骨頭組成，住些骨頭石油堅(jiān)韌而相對(duì)缺乏彈性的，被稱為韌帶的結(jié)蒂組連在一起。Thepigmentationofapearlisinfluencedbythetypeofoysterinwhichitdevelopsandbythedepth,temperature,andthesaltcontentofthewaterinwhichtheoysterlives.pigmentation[,piɡm(xù)?n'tei??n]n.染色；色素淀積；天然顏色oyster['?ist?]n.牡蠣，蠔；沉默寡言的人depth[depθ]n.深度；深?yuàn)W珍珠的色澤受到作為其母體牡蠣種類及牡蠣生活水域的深度，溫度和含鹽度的制約。Althoughmockingbirdssuperblymimicthesongsandcallsofmanybirds,theycannonethelessbequicklyidentifiedasmockingbirdsbycertainauralclues.mockingbirds['m?ki?b?:d]n.[鳥]模仿鳥；嘲鶇屬鳴禽；藍(lán)嘲鶇superbly[sju:p?:bl?]adv.雄偉地；壯麗地；上等地；莊重地mimic['mimik]vt.模仿，摹擬nonetheless[,n?ne?'les]adv.盡管如此，但是aural['?:r?l]adj.聽覺的；耳的；氣味的；先兆的clue[klu:]n.線索，蛛絲馬跡盡管模仿鳥學(xué)很多種鳥的鳴叫聲惟妙惟肖，但人類還是能夠依其聲音上的線索很快識(shí)別它們。Notonlycanwalkingfishliveoutofwater,buttheycanalsotravelshortdistancesoverland.鲇魚不僅可以離開水存活，還可以在岸上短距離移動(dòng)。Scientistsdonotknowwhydinosaursbecameextinct,butsometheoriespostulatethatchangersingeography,climate,andsealevelswereresponsible.extinct[ik'sti?kt]adj.滅絕的，絕種的；熄滅的postulate['p?stjuleit,-t??-]vt.假定；要求；視…為理所當(dāng)然科學(xué)家不知道恐龍為何絕種了，但是一些理論推斷是地理，氣候和海平面的變化造成的。Thescienceofhorticulture,inwhichtheprimaryconcernsaremaximumyieldandsuperiorquality,utilizesinformationderivedfromothersciences.horticulture['h?:t?,k?lt??]n.園藝學(xué)primary['praim?ri]adj.首要的；主要的；基本的；最初的；初級(jí)的superior[sju:'piri?,sju:p?-]adj.上級(jí)的；優(yōu)秀的，出眾的；高傲的utilize['ju:tilaiz]vt.利用derivedv.得到；推斷（derive的過去分詞）；由…而來(lái)adj.導(dǎo)出的；衍生的，派生的主要目的在于豐富和優(yōu)質(zhì)的農(nóng)藝學(xué)利用了其他科學(xué)的知識(shí)。Snowaidsfarmersbykeepingheartinthelowergroundlevels,therebysavingtheseedsfromfreezing.thereby[,eε?'bai,'eε?bai]adv.從而，因此；在那附近；在那方面雪對(duì)農(nóng)民是一種幫助，因?yàn)樗３值貙油寥赖臏囟?，使種子不致凍死。Eventhoughtheprecisequalitiesofheroinliterarywordsmayvaryovertime,thebasicexemplaryfunctionoftheheroseemstoremainconstant.precise

[pri'sais]adj.精確的；明確的；嚴(yán)格的exemplary[iɡ'zempl?ri]adj.典范的；懲戒性的；可仿效的constant['k?nst?nt]adj.不變的；恒定的；經(jīng)常的歷代文學(xué)作品中的英雄本色雖各有千秋，但其昭世功力卻是恒古不變的。Peopleinprehistorictimescreatedpaintsbygrindingmaterialssuchasplantsandclayintopowerandthenaddingwater.prehistoric[,pri:hi'st?rik]adj.史前的；陳舊的grinding['ɡraindi?]adj.磨的；刺耳的；令人難以忍受的clay[klei]n.粘土；泥土；肉體；似黏土的東西史前的人們制造顏料是將植物和泥土等原料磨成粉末，然后加水。Oftenveryannoyingweeds,goldenrodscrowdoutlesshardyplantsandactashoststomanyinsectpests.weed[wi:d]n.雜草，野草；菸草goldenrod['ɡ?uld?nr?d]n.[植]秋麒麟草屬植物hardy['hɑ:di]adj.堅(jiān)強(qiáng)的；勇敢的；能吃苦耐勞的；魯莽的pest[pest]n.害蟲；有害之物；討厭的人***花通常令人生厭，它擠走不那么頑強(qiáng)的植物，并找來(lái)很多害蟲。Startingaround7000.,andforthenextfourthousandyears,muchoftheNorthernHemisphereexperiencedtemperatureswarmerthanatpresent.hemisphere['hemi,sfi?]n.半球大約從公元前七千年開始，在四千年當(dāng)中，北半球的溫度比現(xiàn)在高。WhenHenryFordfirstsoughtfinancialbackingformakingcars,theverynotionoffarmersandclerksowningautomobileswasconsideredridiculous.financial[fai'n?n??l]adj.金融的；財(cái)政的，財(cái)務(wù)的backing['b?ki?]n.支持；后退；支持者；襯背v.支持（back的ing形式）當(dāng)亨利.福特最初制造汽車為尋求資金支持時(shí)，農(nóng)民和一般職員也能擁有汽車的想法被認(rèn)為是可笑的。Thoughoncequitelarge,thepopulationofthebaldeagleacrossNorthAmericahasdrasticallydeclinedinthepastfortyyears.bald[b?:ld]adj.禿頂?shù)?；光禿的；單調(diào)的；無(wú)裝飾的eagle['i:ɡl]n.鷹drastically['dr?st?k?l?]adv.徹底地；激烈地北美禿頭鷹的數(shù)量一度很多，但在近四十年中全北美的禿頭鷹數(shù)量急劇下降。Thebeaverchewsdowntreestogetfoodandmaterialwithwhichtobuilditshome.beaver['bi:v?]n.海貍；海貍皮毛水獺啃倒樹木，以便取食物并獲得造窩的材料。Poodleswereonceusedasretrieversinduckhunting,buttheAmericanKennelClubdoesnotconsiderthemsportingdogsbecausetheyarenowprimarilykeptaspets.poodle['pu:dl]n.獅子狗retriever[ri'tri:v?]n.（訓(xùn)練成能尋回獵物的）獵犬；取回的人primarily['praim?r?li]adv.首先；主要地，根本上長(zhǎng)卷毛狗曾被用作獵鴨時(shí)叼回獵物的獵犬，但是美國(guó)KennelClub卻不承認(rèn)它們?yōu)楂C犬，因?yàn)樗鼈儸F(xiàn)在大多數(shù)作為寵物飼養(yǎng)。Asaresultofwhatisnowknowninphysicsandchemistry,scientistshavebeenabletomakeimportantdiscoveriesinbiologyandmedicine.物理學(xué)和化學(xué)的一個(gè)成果是使得科學(xué)家們能在生物學(xué)和醫(yī)學(xué)上獲得重大發(fā)現(xiàn)。ThepracticeofmakingexcellentfilmsbasedonratherobscurenovelshasbeengoingonsolongintheUnitedStatesastoconstituteatradition.obscure[?b'skju?,?b-]adj.不出名的；模糊的；晦澀的；昏暗的constitute['k?nstitju:t]vt.組成，構(gòu)成；建立；任命根據(jù)默默無(wú)聞的小說制作優(yōu)秀影片在美國(guó)由來(lái)已久，已經(jīng)成為傳統(tǒng)。Sincetheconsumerconsidersthebestfruittobethatwhichisthemostattractive,thegrowermustprovideproductsthatsatisfythediscerningeye.consumer[k?n'sju:m?]n.消費(fèi)者discerning[di's?:ni?,-'z?:-]adj.有辨識(shí)能力的；眼光敏銳的因?yàn)轭櫩驼J(rèn)為最好的水果應(yīng)該看起來(lái)也是最漂亮的，所以種植者必須提供能滿足挑剔眼光的產(chǎn)品。Televisionthemostpervasiveandpersuasiveofmoderntechnologies,markedbyrapidchangeandgrowth,ismovingintoanewera,aneraofextraordinarysophisticationandversatility,whichpromisestoreshapeourlivesandourworld.pervasive[p?:'veisiv,p?-]adj.普遍的；到處滲透的persuasive[p?'sweisiv,-ziv]adj.有說服力的；勸誘的，勸說的rapid['r?pid]adj.迅速的，急促的；飛快的；險(xiǎn)峻的extraordinary[ik'str?:d?n?ri,,ekstr?'?:di-]adj.非凡的；特別的；離奇的；臨時(shí)的；特派的sophistication[s?,fisti'kei??n]n.復(fù)雜；詭辯；老于世故；有教養(yǎng)versatility['?:s?'t?l?t?]n.多功能性；多才多藝；用途廣泛電視，這項(xiàng)從迅速變化和成長(zhǎng)為標(biāo)志的最普及和最有影響力的現(xiàn)代技術(shù)，正在步入一個(gè)新時(shí)代，一個(gè)極為成熟和多樣化的時(shí)代，這將重塑我們的生活和世界。Televisionismorethanjustanelectronics;itisameansofexpression,aswellasavehicleforcommunication,andassuchbecomesapowerfultoolforreachingotherhumanbeings.vehicle['vi:ikl]n.車輛；工具；交通工具；運(yùn)載工具；傳播媒介；媒介物電視不僅僅是一件電器；它是表達(dá)的手段和交流的載體并因此成為聯(lián)系他人的有力工具。Evenmoreshockingisthefactthatthenumberandrateofimprisonmenthavemorethandoubledoverthepasttwentyyears,andrecidivism------thatistherateforre-arrest------ismorethan60percent.rate[reit]n.比率，率；速度；價(jià)格；等級(jí)imprisonment[im'priz?nm?nt]n.監(jiān)禁，關(guān)押；坐牢；下獄recidivism[ri'sidiviz?m]n.再犯，累犯更讓人吃驚的事實(shí)是監(jiān)禁的數(shù)目和比例在過去的二十年中翻了一番還有余，以及累犯率——即再次拘押的比例——為百分之六十強(qiáng)。WilliamRaineyHarperluredhimtothenewuniversityofChicago,whereheremainedofficiallyforexactlyagenerationandwherehisstudentsinadvancedcompositionfoundhimterrifyinglyfrigidintheclassroombutsympatheticandunderstandingintheirpersonalconferences.lure[lju?]vt.誘惑；引誘terrifyinglyadv.驚人地；令人害怕地advanced[?d'vɑ:nst]adj.先進(jìn)的；高級(jí)的；晚期的；年老的frigid['frid?id]adj.寒冷的，嚴(yán)寒的；冷淡的sympathetic[,simp?'θetik]adj.同情的；[解]交感神經(jīng)的；[物]共鳴的；贊同的；和諧的；合意的conferencen.會(huì)議；協(xié)商；討論；[籃]聯(lián)盟他的教書生涯始于麻省理工學(xué)院，但是WilliamRaineyHarper把他吸引到了新成立的芝加哥大學(xué)。他在那里正式任職長(zhǎng)達(dá)整整一代人的時(shí)間。他的高級(jí)作文課上的學(xué)生覺得他在課上古板得可怕，但私下交流卻富有同情和理解。Theslothpayssuchlittleattentiontoitspersonalhygienethatgreenalgaegrowonitscoarsehairandcommunitiesofaparasiticmothliveinthedepthsofitscoatproducingcaterpillarswhichgrazeonitsmouldyhair.Itsmusclesaresuchthatitisquitsincapableofmovingataspeedofoverakilometeranhourevenovertheshortestdistancesandtheswiftestmovementitcanmakeisasweepofitshookedarm.sloth[sl?θ]n.怠惰，懶惰；[動(dòng)]樹懶hygiene['haid?i:n]n.衛(wèi)生；衛(wèi)生學(xué)；保健法algae['?lɡ?-d?i:,'?ld?i:]n.藻類；海藻coarse[k?:s]adj.粗糙的；粗俗的；下等的community[k?'mju:niti]n.社區(qū)；群落；共同體；團(tuán)體parasitic[,p?r?'sitik]adj.寄生的（等于parasitical）moth[m?θ,m?:θ]n.蛾；蛀蟲caterpillarsn.[昆]毛毛蟲（caterpillar的復(fù)數(shù)）graze[ɡreiz]vi.吃草；擦傷mouldy['m?uldi]adj.發(fā)霉的；舊式的；腐朽的quits[kwits]adj.對(duì)等的；兩相抵消的incapable[in'keip?bl]adj.不能的；無(wú)能力的；不能勝任的swift[swift]adj.快的；迅速的；敏捷的；立刻的hooked[hukt]adj.鉤狀的；吸毒成癮的；入迷的樹獺即不講究衛(wèi)生，以至于它粗糙的毛發(fā)上生出綠苔，成群的寄生蛾生長(zhǎng)在它的皮毛深處，變成毛毛蟲，并以它的臟毛為食。她的肌肉不能讓他哪怕在很短的距離以內(nèi)以每小時(shí)一公里的速度移動(dòng)。它能做的最敏捷的動(dòng)作就是揮一揮它彎曲的胳膊。Artificialflowersareusedforscientificaswellasfordecorativepurposes.Theyaremadefromavarietyofmaterials,suchaswayandglass,soskillfullythattheycanscarcelybedistinguishedfromnaturalflowers.artificial[,ɑ:ti'fi??l]n.人造的；仿造的；虛偽的；非原產(chǎn)地的；武斷的decorative['dek?r?tiv]adj.裝飾性的；裝潢用的scarcely['skε?sli]adv.幾乎不，簡(jiǎn)直不；簡(jiǎn)直沒有人造花卉即可用于科學(xué)目的，也可用于裝飾目的，它們可以用各種各樣的材料制成，臂如蠟和玻璃；其制作如此精巧，幾乎可以以假亂真。ThreeyearsofresearchatanabandonedcoalmineinArgonne,Illinois,haveresultedinfindingsthatscientistsbelievecanhelpreclaimthousandsofminedisposalsitesthatscarthecoal-richregionsoftheUnitedStates.abandoned[?'b?nd?nd]adj.被拋棄的；無(wú)約束的；寡廉鮮恥的mine[main]n.礦，礦藏；礦山，礦井；地雷，水雷reclaim[ri'kleim]vt.開拓；回收再利用；使某人悔改n.改造，感化disposal[dis'p?uz?l]n.處理；支配；清理；安排scar[skɑ:]vt.傷害；給留下傷痕region['ri:d??n]n.地區(qū)；范圍；部位在伊利諾州Angonne市的一個(gè)廢棄煤礦的三年研究取得了成果，科學(xué)家們相信這些成果可以幫助改造把美國(guó)產(chǎn)煤區(qū)弄得傷痕累累的數(shù)千個(gè)舊煤場(chǎng)。Whenthepersuadingandtheplanningforthewesternrailroadshadfinallybeencompleted,thereallychallengingtaskremained:thedangerous,sweaty,backbreaking,brawlingbusinessofactuallybuildingthelines.sweaty['sweti]adj.出汗的；吃力的；使人出汗的backbreaking['b?k,breiki?]adj.非常辛勞的；費(fèi)力的brawlingadj.愛吵架的當(dāng)有關(guān)西部鐵路的說服和規(guī)劃工作終于完成后，真正艱難的任務(wù)還沒有開始；即危險(xiǎn)，吃力，需要傷筋動(dòng)骨和吵吵嚷嚷的建造這些鐵路的實(shí)際工作。Becauseofthespacecrunch,theArtMuseumhasbecomeincreasinglycautiousinconsideringacquisitionsanddonationsofart,insomecasespassingupopportunitiestostrengthenits’collections.crunch[kr?nt?]n.咬碎，咬碎聲；扎扎地踏cautious['k?:??s]adj.謹(jǐn)慎的；十分小心的acquisition[,?kwi'zi??n]n.獲得物，獲得strengthen['stre?θ?n,'stre?kθ?n]vt.加強(qiáng)；鞏固由于空間不足，藝術(shù)博物館在考慮購(gòu)買和接受捐贈(zèng)的藝術(shù)品是越來(lái)越慎重，有些情況下放棄其進(jìn)一步改善收藏的機(jī)會(huì)。TheUnitedStatesConstitutionrequiresthatPresidentbeanatural-borncitizen,thirty-fiveyearsofageorolder,whohaslivedintheUnitedStatesforaminimumoffourteenyears.minimum['minim?m]n.最小值；最低限度；最小化；最小量adj.最小的；最低的美國(guó)憲法要求總統(tǒng)是生于美國(guó)本土的公民，三十五歲以上，并且在美國(guó)居住了至少十四年。AridregionsinthesouthwesternUnitedStateshavebecomeincreasinglyinvitingplaygroundsforthegrowingnumberofrecreationseekerswhoownvehiclessuchasmotorcyclesorpoweredtrailbikesandindulgeinhill-climbingcontestsorincavingnewtrailsinthedesert.arid['?rid]adj.干旱的；不毛的，荒蕪的inviting[in'vaiti?]adj.誘人的；有魅力的recreation[,rekri'ei??n,-kri:-]n.娛樂；消遣；休養(yǎng)indulge[in'd?ld?]vt.滿足；縱容；使高興；使沉迷于…caving['keivi?]v.[口]屈服（cave的ing形式）；挖空；倒塌；開辟n.洞穴探險(xiǎn)美國(guó)西部的不毛之地正成為玩耍的地方，對(duì)越來(lái)越多擁有摩托車或越野單車類車輛的，喜歡放縱于爬坡比賽或開辟新的沙漠通道的尋歡作樂者具有不斷增長(zhǎng)的吸引力。Stonedoesn’tdecay,andsotoolsoflongagohaveremainedwheneventhebonesofthemanwhomadethemhavedisappearedwithouttrace.decay[di'kei]v.衰退，衰減；腐爛，腐朽bonesn.骨骼；身體；爭(zhēng)議點(diǎn)（bone的復(fù)數(shù)）石頭不會(huì)腐爛，所以以前的(石器)工具能保存下來(lái)，雖然它們的制造者已經(jīng)消失的無(wú)影無(wú)蹤。Insectswouldmakeitimpossibleforustoliveintheworld;theywoulddevourallourcropsandkillourflocksandherds,ifitwerenotfortheprotectionwegetfrominsect-eatinganimals.devour[di'vau?]vt.狼吞虎咽地吃光