国际交流英语视听说B4U6.ppt

国际交流英语视听说B4U6.ppt

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时间:2020-08-01

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1、Unit6HealthandFitnessBook4Listening1seminarn.专题研讨会pesticiden.杀虫剂flame-retardantn.阻燃剂a.阻燃的leadn.铅chipv.掉碎片flakev.成片(剥落)swordfishn.剑鱼mercuryn.汞,水银pollutantn.污染物persistv.继续存在powerplantn.发电厂inmoderation(饮酒或吸烟等)有节制地,适度地textv.发短信radiationn.辐射物;放射物headsetn.(带有麦克风的)耳机Announcer:Everyone,Ijustwantt

2、othankDr.WallaceagainforbeingthefirstguestspeakerinourHealthlineseries.Wehopethatthisisthefirstofmanyseminarsabouthealthylivingintoday’sworld.Dr.Wallace:Itwasmypleasuretobehere.Announcer:So,nowyou’veheardwhatDr.Wallacehastosayaboutpesticidesandhowtheyrelatetoourhealthandtheenvironment.Let

3、’sopenthefloorupforquestions.Wewouldappreciatehearingfromyou.Ithinkwehaveourfirstquestion.Goahead,sir.MaleSpeaker1:OK.Here’smyquestion.Dr.Wallace,Iheardthatflame-retardantsarenowturningupinthehumanbody.Isthistrue,andifso,howdangerousarethosechemicals?Tobecontinued>>>Listening1Dr.Wallace:A

4、llright.Well,flame-retardants—whicharechemicalsthatmakeproductsdifficulttoburn—areaddedtojustaboutanyproductthatcanburn,andtheysavehundredsoflivesayearintheUnitedStatesalone.Unfortunately,onefamilyofflame-retardantcompoundscalledPBDEshavebeenshowingupinthebloodofhumans,butlittleisknownabo

5、uttheirimpactonourhealth.Inhighamounts,theyhavecausedhealthproblemsinlaboratoryanimals.However,itlooksasthoughthesmallamountsofPBDEsthatnormallyaccumulateinthehumanbodyaren’tworthworryingabout.Announcer:Thankyou,Doctor.Wehaveanotherquestion.Thewomaninthethirdrow.Goahead.Tobecontinued>>>Li

6、stening1FemaleSpeaker1:Hi,Dr.Wallace.I’mamotheroftwoyoungchildren,andIrecentlymovedintoanewapartment.Ijustfoundoutthatthewallsarepaintedwithleadpaint.WhatshouldIdo?Dr.Wallace:Well,it’sknownthatevenverysmallamountsofleadcancausebraindamageinchildren.Ifthepaintischippingorflaking,callyourla

7、ndlord.It’shisorherresponsibilitytofixtheproblem.Anothergoodoptionistomove,butifyoucan’t,atleastmakesurethatyourchildrenaren’texposedtopaintchipsordust.Announcer:Thatsoundslikegoodadvice.Let’stakeanotherquestion.OK,goahead.Tobecontinued>>>Listening1MaleSpeaker2:Hell

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