人教新課標(biāo)高中英語選修9 unit2重點單詞講解

1、靜寧一中 夏青鋒,人教新課標(biāo)高中英語核心詞匯釋義及例句,選修9第2,靜寧一中 夏青鋒,latitude (6),the position north or south of the equator measured from 0to 90. (cambridge) n. 緯度 the latitude of the island is 30 degrees north. 這個島的緯度是北緯三十度。 this gave the seamen the local time and allowed them to find their latitude at sea. (9) morocco and

2、 california are bits of the earth in very similar latitudes, both on the west coasts of continents with similar climates, and probably with rather similar natural resources. (nce4),靜寧一中 夏青鋒,at the mercy of (2),at the mercy of sb/sth in the power of sb/sth; under the control of sb/sth 任由某人某事物擺布或控制 th

3、e ship was at the mercy of the storm, ie out of control or helpless. 那只船在暴風(fēng)雨中失去控制.(cambridge) 受支配 the workers find themselves absolutely at the mercy of the capitalists. 工人們發(fā)現(xiàn)他們完全任由這些資本家的擺布。 the voyages of travellers before the 17th century show that they were not at the mercy of the sea even though

4、 they did not have modern navigational aids. (9) the enemy were at the mercy of us. 敵人在我們面前毫無辦法。 (詞典例句),靜寧一中 夏青鋒,encyclopedia (4),a book or set of books containing many articles arranged in alphabetical order which deal either with the whole of human knowledge or with a particular part of it the cam

5、bridge encyclopedia of language(cambridge) n. 百科全書 a good encyclopedia is a mine of information. 一部好百科全書是知識寶庫。 read these pages from an encyclopedia. (9) a good encyclopedia (), though expensive, is useful, too, because you can find information on any subject. (2008ah),靜寧一中 夏青鋒,exploration (19),to s

6、earch and discover (about something) the best way to explore the countryside is on foot.(cambridge) n. 探險；探測 the elizabethan age was a time of exploration and discovery. 英國女王伊麗莎白一世時代是探索和發(fā)現(xiàn)的時代。 however, it was not until the eighteenth and nineteenth centuries that the exploration of the botanical wor

7、ld began on a large scale. (9) while many resources are spent on what seems a small return, the exploration of space allows creative, brave and intelligent members of our species to focus on what may serve to save us. (2011jx),靜寧一中 夏青鋒,celestial (1),of or from the sky or outside this world the moon

8、is a celestial body.(cambridge) adj. 天上的 the sun, the stars, and the moon are celestial bodies. 太陽、星星、月亮都是天體。 gravity governs the motions of celestial bodies. 萬有引力控制著天體的運動。 (詞典例句),靜寧一中 夏青鋒,equator (8),an imaginary line drawn around the middle of the earth an equal distance from the north pole and th

9、e south pole singapore is/lies on the equator.(cambridge) n. 赤道 the equator is an imaginary circle around the earth. 赤道是一個圍繞著地球的假想的圓。 at the north pole the north star is at its highest position in the sky, but at the equator it is along the horizon. (9) rain forests slightly farther away from the eq

10、uator remain just as warm, but they have a dry season of three months or morn when little rain falls. (2007ln),靜寧一中 夏青鋒,horizon (11),the line at the most distant place which you can see, where the sky seems to touch the land or sea the moon rose slowly above the horizon.(cambridge) n. 地平線；視野 the sun

11、 dipped below the horizon. 太陽沉到地平線以下。 it measured how high stars were above the horizon using a quarter circle rather than the full circle of the astrolabe. (9) the beach to your right stretches off to the horizon, slowly narrowing to nothingness only to re-emerge again on your left, now steadily wi

12、dening until it covers the chair beneath you. (2014hb),靜寧一中 夏青鋒,overhead (8),above your head, usually in the sky this room needs overhead lighting (= lights in the ceiling).(cambridge) adj. 在頭上的 adv. 在頭頂上；在空中；在高處 over-=above在之上 an eagle circled high overhead. 一只鷹在高空盤旋。 on a clear day especially duri

13、ng the summer the sailors could use the sun overhead at midday to navigate by. (9) it is unusual to see many birds flying overhead in the summertime, rather than during the periods in the spring or autumn. (2007sx),靜寧一中 夏青鋒,tide (34),the rise and fall of the sea that happens twice every day high/low

14、 tide(cambridge) n. 潮；潮汐；潮流；趨勢 as the tide receded we were able to look for shells. 潮水退去，我們就能尋找貝殼了。 he packed his canoe and paddled for days, ignoring strong tides and freezing water till he came to the island. (7wb) the tide was rushing to the entrance and beyond to the wild open sea. (2005tj) to k

15、now how to wait is the great secret of success. 懂得如何等待是成功的秘訣。,靜寧一中 夏青鋒,knot (8),a fastening made by tying together the ends of a piece or pieces of string, rope, cloth, etc to tie a knot(cambridge) n. 節(jié) v. 打結(jié) you need a sharp knife to cut through the knot. 你需用快刀才能把結(jié)切斷。 as the ship advanced through t

16、he water the knots were counted as they passed through a seamans hands. (9) the tide was rushing to the entrance and beyond to the wild open sea.there was a knot of tension in his stomach. 他緊張得心揪得緊緊的。 (詞典例句),靜寧一中 夏青鋒,log (15),a thick piece of tree trunk or branch, especially one cut for burning on a

17、 fire (cambridge) n. 原木；木材 the hunter hid in a log cabin. 獵人藏在小木屋里。 the rope was tied to a log which was then thrown into the sea. (9) the log cabin dining house was built in 1929 and offers good camp food. (2005zj),靜寧一中 夏青鋒,nautical (1),relating to ships, sailing or sailors youre looking very nauti

18、cal in your navy blue sweater.(cambridge) adj. 海上的；航海的 it is a nautical term, i suppose. 我想，那是航海術(shù)語。 the number of knots that were counted during a fixed period of time gave the speed of the ship in nautical miles per hour. (9) have the nautical chart at your fingertips, and youll be able to steer yo

19、ur ship. 熟水路才能劃好船。 (詞典例句),靜寧一中 夏青鋒,nautical mile (1),a unit of distance used at sea which is equal to 1852 metres (cambridge) 海里 several hours ago, team finland was only a nautical mile ahead of us. 幾個小時之前，芬蘭隊僅僅領(lǐng)先我們1海里。 the knot is a unit of speed equal to one nautical mile per hour. “節(jié)”是表示每小時航行1海里的

20、一個速度單位。 (詞典例句),靜寧一中 夏青鋒,reference (20),a letter that is written by someone who knows you, to describe you and say if you are suitable for a job or course, etc my old headteacher said he would write/give me a glowing (= very good) reference.(cambridge) n. 參考 you should make a reference to a dictionar

21、y. 你應(yīng)該參考字典。 however, it was awkward to use as one of the points of reference was the moving ship itself. (9) i havent got the reference book yet, but ill have a test on the subject next month. dont worry. you_ have it by friday. a. could b. shall c. must d. may (2010js),靜寧一中 夏青鋒,precise (17),exact a

22、nd accurate he caught me at the precise moment that i fainted.(cambridge) adj. 精確的；準(zhǔn)確的 pre- =beforehand預(yù)先；cis=cut切 i am not clear about the precise bearing of the word in this passage. 我說不準(zhǔn)這個字在這段文章里的確切意義是什么。 this was a more precise and simplified version of the astrolabe. (9) by knowing precisely wh

23、at you are receiving and what you are missing out on, you ought to be able to make better-informed, more reasonable decisions. (2014js),靜寧一中 夏青鋒,portable (16),(designed to be) light and small enough to be easily carried or moved a portable radio/telephone/computer(cambridge) adj. 輕便的；手提的；便攜的 port=ca

24、rry拿，帶，運；-able形容詞后綴，可的 the new portable computers are going like hot cakes. 新的便攜式計算機賣得很快。 it was easier to handle because it was more portable. its shortcoming was that it still used the moving ship as one of the fixed points of reference. (9) once they have completed the apprenticeship and become j

25、ourneymen, they receive a nationally recognized and portable certification and their pay also increases again. (2010hn),靜寧一中 夏青鋒,swoop (2),to move very quickly and easily through the air, especially down from a height in order to attack the eagle swooped down to snatch a young rabbit.(cambridge) inf

26、ormal to make a sudden attack on a place or group of people in order to surround and catch them: undercover police swooped on three houses in bristol at 5 a.m. this morning.(cambridge) vi. 突降；猛撲 the owl swooped down on the mouse. 那只貓頭鷹向著老鼠猛撲下來。 in another game, as the turtle swims across the oceanar

27、ium, the first porpoise swoops down from above and butts his shell with his belly. (nce4) the terror ended when armed police swooped on the car. 武警突襲了這輛車從而制止了這起恐怖活動。 (詞典例句),靜寧一中 夏青鋒,peck (2),when a bird pecks, it bites, hits or picks up something small with its beak the birds learn to peck holes in the foil milk bottle tops.(cambridge) to give someone a quick kiss, especially on the side of the face: he pecked his aunt on the cheek.(cambridge) vt. he would not be denied. 他固執(zhí)地?fù)P起下巴, 一副不肯罷休的樣子。 (詞典例句),靜寧一中 夏青鋒,jaws of death (1),a dangerous situation or confrontation the rescuers snat