老托听力93篇原文.docx

老托听力93篇原文.docx

《老托听力93篇原文.docx》由会员分享，可在线阅读，更多相关《老托听力93篇原文.docx（107页珍藏版）》请在冰点文库上搜索。

老托听力93篇原文

老托PartC精选93篇

1

Communityserviceisanimportantcomponentofeducationhereatouruniversity.Weencourageallstudentstovolunteerforatleastonecommunityactivitybeforetheygraduate.Anewcommunityprogramcalled"OneOnOne"helpselementarystudentswho'vefallenbehind.Youeducationmajorsmightbeespeciallyinterestedinitbecauseitofferstheopportunitytodosometeaching—thatis,tutoringinmathandEnglish.You'dhavetovolunteertwohoursaweekforonesemester.Youcanchoosetohelpachildwithmath,English,orboth.Half-hourlessonsarefine,soyoucoulddoahalfhourofeachsubjecttwodaysaweek.ProfessorDodgewillactasamentortothetutors—he'llbeavailabletohelpyouwithlessonplansortooffersuggestionsforactivities.HehasofficehourseveryTuesdayandThursdayafternoon.Youcansignupfortheprogramwithhimandbeginthetutoringnextweek.I'msureyou'llenjoythiscommunityserviceandyou'llgainvaluableexperienceatthesametime.Itlooksgoodonyourresume,too,showingthatyou'vehadexperiencewithchildrenandthatyoucareaboutyourcommunity.Ifyou'dliketosignup,orifyouhaveanyquestions,stopbyProfessorDodge'sofficethisweek.

【生词摘录】

1.component:

n.［C］oneofseveralpartsthattogethermakeupawholemachineorsystem（机器或系统的）零件；成分；组成部分

2.tutor:

n.［C］someonewhoteachesonepupilorasmallgroup,andisdirectlypaidbythem家庭教师，私人教师v.toteachsomeoneasatutor给?

当家庭教师；指导

3.mentor:

n.［C］anexperiencedpersonwhoadvisesandhelpsalessexperiencedperson顾问，指导人，教练

1

2

Ihopeyou'veallfinishedreadingtheassignedchapteroninsurancesothatyou'repreparedforourdiscussiontoday.But,beforewestart,I'dliketomentionafewthingsyourtextdoesn'tgointo.It'sinterestingtonotethatinsurancehasexistedinsomeformforaverylongtime.Theearliestinsurancepolicieswerewhatwecalledbottomrycontracts.Theyprovidedshippingprotectionformerchantsasfarbackas3000B.C.Ingeneral,thecontractswereoftennomorethanverbalagreements.Theygrantedloanstomerchantswiththeunderstandingthatifaparticularshipmentofgoodswaslostatsea,theloandidn'thavetoberepaid.Interestontheloansvariedaccordingtohowriskyitwastotransportthegoods.Duringperiodsofheavypiracyatsea,forexample,theamountofinterestandthecostofthepolicywentupconsiderably.So,youcanseehowinsurancehelpedencourageinternationaltrade.Eventhemostcautiousmerchantsbecamewillingtoriskshippingtheirgoodsoverlongdistances,nottomentioninhazardousweatherconditionswhentheyhadthiskindofprotectionavailable.Generallyspeaking,thebasicformofaninsurancepolicyhasbeenprettymuchthesamesincetheMiddleAges.Therearefourpointsthatweresalientthenandremainparamountinallpoliciestoday.Thesewereoutlinedinchaptersixandwillserveasthebasisfortherestoftoday'sdiscussion.Cananyonetellmewhatoneofthosepointsmightbe?

【生词摘录】

1.insurance:

n.［U］anarrangementwithacompanyinwhichyoupaythemmoneyeachyearandtheypaythecostsifanythingbadhappenstoyou,suchasanillnessoranaccident保险；themoneythatyoupayregularlytoaninsurancecompany保险费；thebusinessofprovidinginsurance保险业

2.bottomry:

n.船舶抵押契约（如船舶损失，则债务取消），冒险借贷

3.contract:

n.［C］aformalwrittenagreementbetweentwoormorepeople,whichsayswhateachpersonmustdofortheother契约；合同

4.loan:

n.［C］anamountofmoneythatyouborrowfromabanketc（银行等的）贷款

5.understanding:

n.［Cusuallysingular］aprivate,unofficialagreement（私底下、非正式的）协议，协定

6.interest:

n.［U］achargemadeforborrowingmoney（借贷的）利息［+on］

7.piracy:

n.thecrimeofattackingandstealingfromshipsatsea海上抢劫，海盗行为

8.cautious:

adj.carefultoavoiddangerorrisks小心的，谨慎的，慎重的

9.hazardous:

adj.危险的

10.salient:

adj.formalthesalientpointsorfeaturesofsomethingarethemostimportantormostnoticeablepartsofit【正式】显着的，突出的

11.paramount:

adj.moreimportantthananythingelse至高无上的，最重要的

3

LocatedattheNASAResearchCenterinIowaisa5,000-gallonvatofwater,andinsidethetankisanunderwatertreadmilldesignedbyDavaNewman,anaerospaceengineer.ForfouryearsNewmanobservedscubadiversastheysimulatedwalkingontheMoonandonMarsonherunderwatermovingbelt.ShewantedtodiscoverhowthegravityoftheMoonandofMarswouldaffecthumanmovement.Todothis,Newmanattachedweightstothediversandthenloweredthemintothetankandontothetreadmill.TheseweightswerecarefullyadjustedsothatthediverscouldexperienceunderwaterthegravityoftheMoonandofMarsastheywalkedonthetreadmill.NewmanconcludedthatwalkingonMarswillprobablybeeasierthanwalkingontheMoon.TheMoonhaslessgravitythanMarsdoes,soatlunargravity,thediversstruggledtokeeptheirbalanceandwalkedawkwardly.ButatMartiangravity,thedivershadgreatertractionandstabilityandcouldeasilyadjusttoapaceof1.5milesperhour.AsNewmangraduallyincreasedthespeedofthetreadmill,thediverstooklonger,gracefulstridesuntiltheycomfortablysettledintoanevenquickerpace.NewmanalsonotedthatatMartiangravity,thediversneededlessoxygen.ThedataNewmancollectedwillhelpinthefuturedesignofMartianspacesuits.Comparedtolunarspacesuits,Martianspacesuitswillrequiresmallerairtanks;and,toallowforfreermovement,theelbowandkneeareasofthespacesuitswillalsobealtered.

【生词摘录】

1.gallon:

n.AmEaunitformeasuringliquids,equalto3.785litres【美】加仑（等于3.785升）

2.vat:

n.［C］averylargecontainerforstoringliquidssuchaswhiskyordye,whentheyarebeingmade（酿酒、盛染料用的）大缸，大桶

3.tank:

n.［C］alargecontainerforstoringliquidorgas（盛放液体或气体的）大容器

4.treadmill:

n.［C］amillworkedinthepastbyprisonerstreadingonstepsfixedtoaverylargewheel（过去用以惩罚犯人的）踏车

5.aerospace:

adj.involvingthedesigningandbuildingofaircraftandspacevehicles航空和航天（器制造）的n.［U］theindustrythatdesignsandbuildsaircraftandspacevehicles航空和航天工业，航天工业

6.scubadiving:

n.［U］thesportofswimmingunderwaterwhilebreathingthroughatubeconnectedtoacontainerofaironyourback斯库巴潜泳，水肺潜泳（戴自携式潜水呼吸器潜泳）

7.simulate:

v.tomakeorproducesomethingthatisnotrealbuthastheappearanceofbeingreal模仿，模拟

8.Martian:

adj.oforrelatingtotheplanetMars火星的

9.stride:

n.［C］alongstep大步，阔步

10.elbow:

n.［C］thejointwhereyourarmsbends肘

4

WelcometoEvergladesNationalPark.TheEvergladesisawateryplaincoveredwithsawgrassthat'shometonumerousspeciesofplantsandwildlife.Atoneandahalfmillionacres,it'stoobigtoseeitalltoday,butthistourwillofferyouagoodsampling.OurtourbuswillstopfirstatTaylorSlough.Thisisagoodplacetostartbecauseit'shometomanyoftheplantsandanimalstypicallyassociatedwiththeEverglades.You'llseemanyexoticbirdsand,ofcourse,ourworldfamousalligators.Don'tworry,there'saboardwalkthatgoesacrossthemarsh,soyoucanlookdownattheanimalsinthewaterfromasafedistance.Theboardwalkishighenoughtogiveyouagreatviewofthesawgrassprairie.Fromtherewe'llheadtosomeothermarshyandevenjunglelikeareasthatfeaturewonderfultropicalplantlife.Forthoseofyouwho'dlikeacloserviewofthesawgrassprairie,youmightconsiderrentingacanoesometimeduringyourvisithere.However,don'tdothisunlessyouhaveaverygoodsenseofdirectionandcannegotiateyourwaythroughtallgrass.We'dhatetohavetocomelookingforyou.Youhavethegoodfortuneofbeinghereinthewinter—thebesttimeofyeartovisit.Duringthespringandsummer,themosquitoeswilljustabouteatyoualive!

Rightnowthey'renotsobothersome,butyou'llstillwanttouseaninsectrepellent.

【生词摘录】

1.EvergladesNationalPark:

大沼泽地国家公园

2.sawgrass:

克拉莎草；加州砖子苗

3.acre:

n.［C］aunitformeasuringarea,equalto4,047squaremetres英

亩

4.sampling:

n.itemsselectedatrandomfromapopulationandusedtotesthypothesesaboutthepopulation取样，抽样，采样

5.exotic:

adj.approvingseemingunusualandexcitingbecauseofbeingconnectedwithaforeigncountry【褒义】异国风情的，外国情调的：

exoticbirds

外国的奇异鸟类

6.alligator:

n.［C］alargeanimalwithalongmouthandsharpteeththatliesinthehotwetpartsoftheUSandChina短吻鳄

7.boardwalk:

n.［C］AmEaraisedpathmadeofwood,usuallybuiltnexttothesea【美】（常在海滨）用木板铺成的小道

8.prairie:

n.［C］awideopenareaoflandinNorthAmericawhichiscoveredingrassorwheat（北美洲的）大草原

9.canoe:

n.［C］alonglightboatthatispointedatbothendsandwhichyoumovealongusingapaddle独木舟，小划子

10.negotiate:

v.<口>成功通过，顺利越过

11.mosquito:

n.［C］asmallflyinginsectthatsucksthebloodofpeopleandanimals蚊子

12.repellent:

n.［C,U］asubstancethatkeepsinsectsaway驱虫剂

5

Thankyou.It'sgreattoseesomanyofyouinterestedinthisserieson"SurvivalinOuterSpace."Pleaseexcusethecameras;we'rebeingvideotapedforthelocalTVstations.TonightI'mgoingtotalkaboutthemostbasicaspectofsurvival—thespacesuit.Whenmostofyouimagineanastronaut,that'sprobablythefirstthingthatcomestomind,right?

Well,withoutspacesuits,itwouldnotbepossibleforustosurviveinspace.Forexample,outerspaceisavacuum—there'snogravityorairpressure;withoutprotection,abodywouldexplode.What'smore,we'dcookinthesunorfreezeintheshadewithtemperaturesrangingfromatoasty300degreesabovetoacool300degreesbelowzeroFahrenheit.ThespacesuitthatNASAhasdevelopedistrulyamarvel.Thisphotoenlargementhereisalife-sizeimageofanactualspacesuitwornbyastronautsonthelastspaceshuttlemission.Thispartisthetorso.