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1、职称英语综合类考试辅导概括大意Hurricanes(龙卷风)Didyouknowthatbefore1950,hurricaneshadnonames?Theyweresimplygivennumbers.ThefirstnamesweresimplyAlpha,Bravo,Charlie,etc.butin1953,femalesnamesweregivenbecauseoftheunpredictability(不可预知)factorofthestorms.In1979,realizingthesexist(性别歧视的)natureofsuc
2、hnames,thelistswereexpandedtoincludebothmenandwomen.Hurricanesandtyphoons(台风)arethesamethings.IftheyformintheAtlantic,wecallthesestrongstormshurricanes,fromtheWestIndianwordhurricane,meaning"bigwind."AndiftheyarePacificstorms,theyarecalledtyphoonsfromtheChinesetaifun,meaning"
3、greatwind."Tobeclassifiedasahurricane,thestormmusthavemaximumwindsofatleast75mph.Thesestormsarebig,manyhundredsofmilesindiameter.Hurricanesgettheirpowerfromwatervaporasitgivesoutitsstored-upenergy.Allwatervaporgivesoutheatasitcondenses(凝结)fromagaseousstatetoaliquidstateoverfi
4、xedpointsontheequator(赤道).Tomakeahurricane,youmusthaveextremelywet,warmair,thekindofairthatcanonlybefoundintropicalregion.Scientistshavedeterminedthattheheatgivenoutintheprocessofwatercondensationcanbeashighas95billionkilowattsperhour.Injustonedayalone,thestormcanproducemoree
5、nergythanmanyindustrializednationsneedinanentireyear!Theproblemisthatwedon'tknowhowtomakesuresuchgreatenergyworkforus.Predictingthepathofahurricaneisoneofthemostdifficulttasksforforecasters.Itmovesatatypicalspeedof15mph.Butnotalways.Somestormsmayraceattwicethisspeed,thensudde
6、nlystopandremaininthesamelocationforseveraldays.Itcanbemaddening(发疯的)ifyouliveinacoastalareathatmaybehit.Thebiggestadvanceinearlydetectioniscontinuouswatchfromweathersatellites.Withthese,wecanseethestormsformandtrackthemfully,frombirthtodeath.Whiletheycanstillkillpeopleanddes
7、troyproperty,hurricaneswillneversurpriseanynationagain.1.Paragraph1_________A.AshorthistoryofnaminghurricanesB.Harnessingthehurricaneenergy2.Paragraph2_________C.DifficultyinforecastingthecourseofahurricaneD.Hugeenergystoredinahurricane3.Paragraph4__________E.Forecastingahurr
8、icanethroughsatellitewatchingF.Differentnamesforthesamethings4.Parag
