考研英语核心词汇速成胜经46

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1、考研英语核心词汇速成胜经Unit46一、真题文章（1998年Text1）Fewcreationsofbigtechnologycapturetheimaginationlikegiantdams.Perhapsitishumankind'slongsufferingatthemercyoffloodanddroughtthatmakestheidealofforcingthewaterstodoourbiddingsofascination.Buttobefascinatedisalso,sometimes,tobeblind.Severalgiant

2、damprojectsthreatentodomoreharmthangood.Thelessonfromdamsisthatbigisnotalwaysbeautiful.Itdoesn'thelpthatbuildingabig,powerfuldamhasbecomeasymbolofachievementfornationsandpeoplestrivingtoassertthemselves.Egypt'sleadershipintheArabworldwascementedbytheAswanHighDam.Turkey'sbidforFi

3、rstWorldstatusincludesthegiantAtaturkDam.Butbigdamstendnottoworkasintended.TheAswanDam,forexamplestoppedtheNilefloodingbutdeprivedEgyptofthefertilesiltthatfloodsleft-allinreturnforagiantreservoirofdiseasewhichisnowsofullofsiltthatitbarelygenerateselectricity.Andyet,themythofcont

4、rollingthewaterspersists.Thisweek,intheheartofcivilizedEurope,SlovaksandHungariansstoppedjustshortofsendinginthetroopsintheircontentionoveradamontheDanube.Thehugecomplexwillprobablyhavealltheusualproblemsofbigdams.ButSlovakiaisbiddingforindependencefromtheCzechs,andnowneedsadamt

5、oproveitself.Meanwhile,inIndia,theWorldBankhasgiventhego-aheadtotheevenmorewrong-headedNarmadaDam.Andthebankhasdonethiseventhoughitsadvisorssaythedamwillcausehardshipforthepowerlessandenvironmentaldestruction.Thebenefitsareforthepowerful,buttheyarefarfromguaranteed.Proper,scient

6、ificstudyoftheimpactsofdamsandofthecostandbenefitsofcontrollingwatercanhelptoresolvetheseconflicts.Hydroelectricpowerandfloodcontrolandirrigationarepossiblewithoutbuildingmonsterdams.Butwhenyouaredealingwithmyths,itishardtobeeitherproper,orscientific.Itistimethattheworldlearnedt

7、helessonsofAswan.Youdon'tneedadamtobesaved.二、译文没有什么技术发明像大型水坝这样能抓得住人们的想象力。也许是因为人类长期遭受洪水和干旱的折磨，所以让水听命于人类这个想法特别令人着迷。但有时，令人着迷的东西也会使盲目。几个大型水坝项目对人们的威胁似乎要大于它们的益处。建造大坝的教训是：大的未必是美的。但这个教训也无法阻止修建高大雄伟的大坝，这是因为那些大坝已成为一个努力展示自我的国家和人民伟大成就的象征。埃及由于修建了阿斯旺大坝而巩固了它在阿拉伯世界的领导地位。土耳其在力图跻身第一世界的努力中也包括了修建阿塔克

8、特大坝。但是大坝经常起不到预期的作用。以阿斯旺水坝为例，它阻止了尼罗河的洪水，但埃及再也得不到