Unit3Conservation1.conservationn.保護（對比：conversation）conservev.保護（protect/preserve/guard/safeguard/defend）(保護....免受....)reservev.預(yù)定，保留deservev.應(yīng)得，值得observev.觀察，遵守preservev.保護，保存conservativeadj.保守的，守舊的2.threatn.威脅；（災(zāi)難等壞事）發(fā)生的可能underthreat

遭受威脅athreatto對.....是個威脅譯：污染對這一物種的繼續(xù)生存造成威脅Pollutionposesathreattothecontinuedexsitenceofthisspecies.threatenv.威脅n/adj＋-en（shorten/strengthen/deepen/encourge/enrich/enable/weaken/widen）譯：交通問題不僅影響我們的正常生活，而且可能危及到人的生命Trafficissuesnotonlyaffectoureverydaylife,butalsothreatenpeople’slife.threateningadj.帶有威脅的v3.switch/switf/vi.&vt.轉(zhuǎn)換，改變

switchto轉(zhuǎn)向

譯：鐵人三項運動員們應(yīng)該轉(zhuǎn)向另外一種運動Triathetesshouldswitchtoanothersport.

switchfrom從.....轉(zhuǎn)換

switchover換臺，轉(zhuǎn)換

switchon打開(turnon)

switchoff關(guān)閉(turnoff)語境：sheswitchedoffthelightandcametothelivingroom.ThensheswitchedontheTVandswitchoverchannel10.同義：exchange/turn4.havearole起某種作用(重要/積極/消極)have/playarole/partin在.....方面起.....作用/在....中扮演....角色譯：這在我們的生活中起著重要作用Itplaysanimportantroleinourlife.

It可以是網(wǎng)絡(luò)等5.huntvi.&vt.獵取，獵殺

huntfor尋找（lookfor/searchfor）譯：他們正在忙著尋找線索Theyarebusyhuntingfortheclues.huntern.獵人huntingn.打獵

6.urgent

adj.緊急的，急迫的urgentaction緊急行動

inurgentneedof急需.......譯：我們的國家急需人才Ourcountryisinurgentneedoftalentedpeople.Itisurgentthat.......(從句謂語動詞用虛擬語氣)urgev.敦促；力勸urgesbtodosth敦促某人做某事譯：她敦促我們?yōu)槟切┘毙枋称泛鸵路娜四季鑃heurgedustocollectmoneyforthosewhowereinurgentneedoffoodandclothes.urgencyn.緊急

7.dieout消失（側(cè)重消亡），滅絕（extinct/extinction）譯：許多瀕危動物在滅絕Manyendangeredanimalsaredyingout.dieof/from死于.....dieaway（聲音,光線,風(fēng)）逐漸削弱dieoff（家族，種族）相繼死去die/death/dying/dead

8.mass

adj.大量的

n.團；塊；許多amassof/massesof

許多；大量

譯：大批顧客正進入超市Massesofcustomersareenteringthesupermaket.譯：大量歌迷在機場歡迎他們Amassoffanswouldwelcomethemattheairport.大量,許多短語：alargeamountof/agreatdealof/plentyofmassiveadj.巨大的9.variedadj.不同的，各種各樣的variousadj.不同的，各種各樣的varyv.使不同，變化varyin在.....方面不同varywith隨著....變化varietyn.種類，多樣性avarietyof=varietiesof各種各樣的(allsortsof/awiderangeof)10.blame

vt.責(zé)怪，指責(zé)n.罪責(zé)，過錯blamesbfor(doing)sth因（做）某事責(zé)備某人譯：她沒把她父親的死歸罪于任何人Shedoesn’tblameanyoneforherfather’sdeath.blamesthonsb/sth

把某事歸咎于某人/某事譯：不要總把自己的失敗歸咎于他人Don’talwaysblameyourownfailureonothers.betoblame(for..)

（對....）負有責(zé)任Whoistoblameforthefire?同義：scold/telloff/criticize11.endangeredadj.瀕危的endanger

v.危害譯：吸煙有害健康Smokingendangersourhealth.dangern.危險indangerof處于.....危險之中dangerousadj.危險的

12.beatrisk處境危險，受到威脅riskn.風(fēng)險v.冒著....的風(fēng)險譯：經(jīng)常運動會增加患心臟病的風(fēng)險Regularexercisereducestheriskofheartdisease.at

risk

處境危險putsb.atrisks置某人于危險境地attheriskofdoingsth冒著....的危險做譯：他冒著生命危險救了我Hesavedmylifeattheriskoflosinghisown.riskdoingsth冒險做某事譯：Youngpeoplemayriskgoingdeafiftheyareexposedtoveryloudmusiceveryday.riskyadj.冒險的

13.setout開始做某事，著手進行（start）setouttodosthsetaboutdoingsth譯：她開始打掃屋子Shesetouttocleanthehouse.setoff出發(fā)；引起；使爆炸譯：開門會引發(fā)警報（alarmed）Openingthedoorwillsetoffthealarm.setup建立;安裝

（found/build/establish）setapart留出

14.awareadj.意識到的，明白的unawareadj.未察覺的be/becomeaware/unawarethat/of...意識到……（=beconsciousof）

譯：我意識到這次活動的現(xiàn)實重要性Iamawareoftherealisticsignificanceofthisactivity.譯：很多學(xué)生不知道手機的危害

Manystudentsareunawareoftheharmofmobilephones.awarenessn.意識（近義詞：consiousness意識）environmentalawareness環(huán)境意識raise/increasepublicawarenessofsth.加強/增強公眾對某事物的意識譯：應(yīng)該增強公眾對環(huán)境保護的意識譯：這個項目旨在提高人們的文化意識

15.anxious/'eenkfas/adj.焦慮的，不安的beanxiousaboutsth./forsb.為……擔(dān)心譯：父母自然為兒女擔(dān)心Parentsarenaturallyanxiousfortheirch