第3讲 Unit 2Sailing the oceans词汇篇_1. 掌握本单元词汇、短语并熟练运用。2. 积累并掌握阅读高频词汇。一. 词汇1. accelerate v.加速1) The car accelerated as it overtook me. 那辆汽车一加速就超越了我。2) The leader is losing ground as the rest of the runners accelerate. 领先者在其余赛跑者加速时就逐渐失去了优势。2. knot来n.结 v.打结 vt.把.打成结1) He knotted a towel about his neck. 他把毛巾系在脖子上。2) There is a knot in the board. 这块木板上有个结。3) My hair knots easily. 我的头发爱打结。4) The knot was fastened in such a way that it was impossible to undo. 这个结系得那么紧, 根本解不开。5) My dead fingerscould not untie the knot. 我的手指麻木了, 解不开结。来源:学。科。网6) This knot keeps loosening. 这个结老松开。7) You need a sharp knife to cut through the knot. 你需用快刀才能把结切断。3. simplifyv.简化,使单纯 vt.简化1) She simplified the instructions so that the children could understand them. 她简化了指令以便于儿童理解。2) That will simplify my task. 那可简化了我的工作。4. updatev.更新,补充最新资料1) The data should be updated once a week. 这些数据应该每星期更新一次。2) Maps need regular updates. 地图需要经常修订。3) I updated the committee on our progress. 我向委员会报告了我们的进展情况。4) The feedback from the computer enables us to update the program. 计算机的反馈能使我们更新程序。5. swoopn.俯冲,攫取 v.抓取,突然袭击1) Police made a dawn swoop. 警方于拂晓时发动了突袭。2) Planes swooped (low) over the ship. 飞机低飞着掠过那艘船。3) The robber swooped up the banknotes. 劫匪把钞票一把抢走了。4) The owl swooped down on the mouse. 那只猫头鹰向着老鼠猛扑下来。5) The eagle poised in mid-air ready to swoop on its prey. 那鹰在半空中盘旋准备扑向猎物。6. depositn.存款,定金,堆积物 vt.存放,堆积 vi.沉淀1) He deposited the case in the left luggage office. 他把箱子放在行李寄存处。2) He deposits a sum of money in the bank each month. 他每月在银行存一笔钱。3) The Nile floods the fields and deposits mud on them. 尼罗河泛滥，在田野上淤积一层泥。4) You must deposit 500 as well as the first months rent. 你必须付500英镑押金及第一个月的租赁费。5) The shop promised to keep the goods for me if I paid a deposit. 商店答应, 倘若我付定金就给我保留这批货。6) A thick deposit of mud lay on the fields when the flood went down.洪水退后, 田野上留下一层厚泥。7) I had to deposit 10% of the price of the house. 我必须先付房价的10%作定钱。8) The cheque was only deposited yesterday, so it hasnt been cleared yet. 来源:Z_xx_k.Com这张支票昨天才存入银行, 所以尚未兑现。7. reckon v.计算,总计,评估1) I reckon this will be a hot summer. 我估计这将是一个炎热的夏天。2) Did you reckon in the cost of the taxi? 你把出租车费算进去了吗？3) They reckon the book as one of his best works. 他们认为这本书是他的优秀作品之一。4) The news wont worry her, I reckon.我看这消息不会使她不安。5) Were reckoning on moving house in May. 我们指望着五月份搬家。6) Can I reckon on you to help? 你能帮助我吗? 7) When you did your expenses, did you reckon in your taxi fares? 你计算费用时, 把计程车费算进去了吗? 8) They had many difficulties to reckon with. 他们有许多困难要考虑。8. foresee v.预见,预知1) He foresaw that his journey would be delayed by bad weather. 他预知自己的旅程会被恶劣天气耽搁。2) Do you foresee any problems with the new system?对于这种新体制，你看会有什么问题吗？3) The difficulties could not have been foreseen.这些困难是无法预见的。4) He foresaw that the job would take a long time. 他预见到做这件工作需要很长时间。5) They could not have foreseen how things would turn out. 他们不可能预知事情的结果。9. tear n.眼泪,撕破 v.流泪,撕破1) She tore her skirt on the nail. 钉子勾破了她的裙子。2) My wife burst into tears when she heard the bad news. 我太太听到这个坏消息就哭了起来3) Her heart was torn by anxiety. 她焦虑得心都快碎了。4) She tore the child from its fathers arms. 她把孩子从父亲怀里抢了过去。5) Do tear yourself away from the television and come out for a walk. 你别舍不得离开电视了，出去散散步吧。6) Dont pull the pages so hard or they will tear. 别那么使劲扯书页，那会撕破的。7) This cloth tearseasily. 这布料容易撕破。来源:Zxxk.Com8) The child was torn from its mothers arms. 把孩子从母亲怀抱中夺走了。10. roarn.吼,咆哮,轰鸣 v.吼,大声说出,叫喊1) He roared with pain.他疼得大叫起来。2) His amusing performance caused a roar of laughter in the audience. 他那有趣的表演引起了观众的哄堂大笑。3) The football crowd roared. 足球观众大喊起来。4) Cars roared past (us). 汽车隆隆地驶过（我们身边）. 5) The crowd roared its approval. 群众高呼赞成。6) The murmur swelled into a roar. 窃窃私语的声音变大形成一片喧哗。7) They drove away from the city centre, the roar of the traffic still dinning in their ears. 他们驶出了市中心, 但车来人往的喧嚣声仍在耳中回响。8) The roar of the train reverberated in the tunnel. 火车的轰隆声在隧道里回荡。二. 长难句理解1. So accomplished navigators were able to use it to plot their positions熟练的领航员就能够用它来确定自己的位置。句中accomplished是形容词，意思是“优秀的，熟练的”，作定语修饰其后的名词。accomplished 的用法如下：已完成的; 已达到的：accomplished facts 既成事实；学识渊博的, 技术高超的, 有成就的：an accomplished cook 厨艺精湛的厨师 an accomplished lady 才女Judy is accomplished in English teaching. 茱蒂擅长英语教学；2. On a clear day especially during the summer the sailors could use the sun overhead at midday to navigate by在晴朗的日子，尤其是在夏天，水手可以使用正午头顶的太阳来引导他们航行。来源:学科句中to navigate by作目的状语，修饰谓语动词，其中的by是介词，它的逻辑宾语是前面的the sun。例句：I have no topics to write about.He found some pens to write with. He is not the person