研究生英语精读教程[上册]Unit 2.ppt

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1、《研究生英语精读教程》(第三版·上)UnitTwoUnitTwoCancer&Chemicals1.Text2.Exercises3.SupplementaryReadingCancer&Chemicals---AreWeGoingTooFar?MarlaConeimplement※v.carryout执行proposition△n.asuggestedoffer,arrangementorsettlement提议，提案[1]Lastyear,CaliforniagovernorGeorgeDeukmej

2、ian①calledtogethermanyofthestate'sbestscientificmindstobeginimplementing﹡Proposition﹡65,thestate'sSafeDrinkingWaterandToxicEnforcementAct②.Thisnewlawbansindustriesfromdischargingchemicalsuspectedofcausingcancer(carcinogens)orbirthdefectsintowatersupplies.

3、Someclaimitwillalsorequirewarninglabelsoneverythingthatmightcausecancer.[2]Adayofesoteric﹡scienceandincomprehensiblejargon﹡waspredicted.ButBruceAmes①,chairmanofthedepartmentofbiochemistryattheUniversityofCaliforniaatBerkeley,hadplanstoliventheproceedings.

4、esotericadj.mysterious,taughttoaselectfew,(ofknowledge,interests,etc.)limitedtoasmallcircleofpeople神秘的；局限于少数人的jargonadj.theterminologyofaprofession,group,etc.行话[3]Walkingintotheroom,Ameslookedlikethequintessential﹡scientist:wire-rimmed﹡bifocals,rumpled﹡su

5、it,tousled﹡hairandasallow﹡complexion﹡thatshowedhespentmoretimeinhislaboratorythanintheCaliforniasunshine.quintessentialadj.ofperfectexample完美典型的rim※n.theoutsideedgeorborderof,esp.aroundorcircularobject(尤指圆形或环形物品的)外缘，框架rumplev.disarrange(clothes,hair,etc.)

6、弄皱touslev.disarrange,esp.thehair弄乱(尤指头发)sallowadj.yellowandunhealthy-looking(指皮肤)病黄色的complexion※n.thenaturalcolourandappearanceoftheskin,esp.oftheface(脸部)皮肤，肤色Assomeoneintoned﹡aboutthemechanismsofcarcinogenesis﹡,Amesbegantointerject﹡hisownviews.intonev.re

7、cite(aprayer,psalm,etc.)inasingingtone;speakwithaparticulartone吟诵(祈祷文、赞美诗等)；以特殊音调说话carcinogenn.asubstancewhichtendstoproduceacancerinthebody致癌物质interjectv.makeasuddenremarkbetweenothers突然插入说话[4]"Thewholeworldischock-fullofcarcinogens,"Amesdeclared.“Abeer,

8、withits700partsperbillionofformaldehyde﹡andfivepartsper100ofalcoholisathousandtimesmorehazardousthananythinginthewater.Ifyouhavebeeronyourbreath,doesthatmeanyouhavetowarneveryonewhocomeswithintenfeetofyou?"formaldeh