可汗閱讀生詞-Science目錄TOC\o"1-5"\h\z\o"CurrentDocument"Passage:ThesearedaysofLasersintheJungle 2…\o"CurrentDocument"passage:EatLesstoLiveLonger 6\o"CurrentDocument"Passage:NASA,sNuSTARhelpssolveriddleofBlackHolesSpin 7Passage:AmphibiansinCrisis 9.\o"CurrentDocument"Passage:MagneticresonanceImaging 1.1\o"CurrentDocument"Passage：salicylic 1.3.\o"CurrentDocument"Passage:DarkEnergy. 15\o"CurrentDocument"Passage:AreVirusAlive? 16.

Passage：ThesearedaysofLasersintheJungle（帶口★為高頻必背詞/粗體為本文所用含義/帶※號(hào)的可不記）生詞釋義例句Disrobe1.脫下衣服2。揭示、暴露JustastheMoon,shistorywasdisrobedbylaserranging50yearsago,earth,stropicalforestsaregivinguptheirsecretstothelight.Airborne1.空氣傳播的，2.飛行的，空運(yùn)的Detection發(fā)現(xiàn)，偵查thedetectionrateformurderisover90percent.RangeV排列、延伸；漫游；包括，變動(dòng)N.范圍，幅度，種類。。。Ecologist生態(tài)學(xué)家Variation變化，差異，變體awidevariationinpricesvariationsonatheme主題變奏曲★tropical熱帶的probev調(diào)查，探究，探測(cè)n探測(cè)儀；宇宙探測(cè)器toprobeformoreinformationintricate復(fù)雜的dimension維度，方面intwo/threedimensions二維/三維totakeonawholenewdimension呈現(xiàn)一個(gè)全新的特點(diǎn)tobringoraddanewdimensionto…

為…增添新的內(nèi)容canopy罩，華蓋；樹冠層unveil為。。。揭幕；公布mounting增長(zhǎng)的，加劇的~costs,unemployment，threatstorehouse倉(cāng)庫(kù)，寶庫(kù)drought旱災(zāi)clandestine秘密的，偷偷摸摸的派10gging伐木※匕心h.自以為是的，輕率的.俗艷的operation運(yùn)轉(zhuǎn)，實(shí)施。行動(dòng)Gold-miningoperationquintessential典型的~character,quality,exampledisturbance打擾，弄亂；騷亂hecouldbrooknodisturbanceofhisroutinetocauseadisturbanceofthepeacedeconstruct解構(gòu)peer-review同行評(píng)價(jià)★skyrocket飛漲★plummet墜落，暴跌hectare公頃slog1.埋頭苦干，艱難前進(jìn)2.猛擊log記錄staggering令人難以相信的，巨大的news,success,loss，contrast

offsetemission抵消nightmarish噩夢(mèng)般的self-defeating事與愿違的thatwouldbeself-defeating那會(huì)弄巧成拙★enterprise.企業(yè)=company.事業(yè)，有風(fēng)險(xiǎn)的計(jì)劃=venture.進(jìn)取心，創(chuàng)業(yè)精神二initiative派人110巾。1「厄異種分布的inlieuof=Insteadofestimation估計(jì)diameter直徑tackon添加Tackedontothebackend★inherent內(nèi)在的，固有的(不要記成“遺傳的“)withitsinherentriskstobeinherentin[something]?groundtruth地面實(shí)況，實(shí)際地貌資料vis-a-vis|,viz'vi|一(inrelation口)關(guān)于二(ascomparedwith)同…相比China'spositionvis-a-visclimatechange中國(guó)對(duì)于氣候變化的立場(chǎng)thevalueoftheRMBvis-a-visothercurrencies人民幣對(duì)其他貨幣的比值spatial空間的★explicit1.(precise)詳細(xì)、明確的tobeexplicitabout[something];

2.直截了當(dāng)?shù)腸riticism,opposition,support。。。★implicit含蓄的，內(nèi)在的archive檔案verifiable可證實(shí)的constancy.忠誠(chéng)可靠：thequalityofbeingfaithfulanddependable..持久不衰thequalityofbeingenduringandunchangingthetradewindsarenotedforconstancyinspeedanddirection.fraud1.詐騙2.騙子extrapolate1.推斷，外推SatelliteLidardataremainsparse,providingonlyextrapolated,coarse-resulationcarbonestimateswithveryhighuncertainties.coarse1.粗糙2.粗魯resolution.堅(jiān)定.決心，決議.（物理學(xué)的）解析度、分解theresolutionoflightintothecoloursofthespectrum光分解為光譜顏色eliminate1.排除，消除2.淘汰convert.changeintosth.Else.換算.使轉(zhuǎn)變信仰toconvertthecountryfromaprimitivesocietytoanear-industrialoneheconvertedfromatheismtoZenBuddhism

transformchange改變convertintodifferentform改變…的形態(tài)coolingtransformsthemoistureintoiceparticles.losinghisjobhadtransformedhimintoaradical。3.passage：EatLesstoLiveLonger（帶★為高頻必背詞陶體為本文所用含義/帶※號(hào)的可不記）surefire/Jb'fai/adj.準(zhǔn)不會(huì)有錯(cuò)的，一定成功的Scientistshaveknownformorethan70yearsthattheonesurefirewaytoextendthelivesofanimalswastocutcaloriesbyanaverageof30to40percent.unravel/An'r^vl/vt.解開;闡明；拆散；vi.散開;解決Nowanewstudybeginstounravelthemysteryandthemechanismbywhichreducingfoodintakeprotectscellsagainstagingandage-relateddiseases.enzyme/'enzaim/n.〈生化＞酶mitochondria/.mait'kandrin/＜生＞線粒體powerhouse/'pauhaus/n發(fā)電所;精力充沛的人;身強(qiáng)力壯的人ResearchersreportinthejournalCellthatthephenomenonislikelylinkedtotwoenzymes-SIRT3andSIRT4—inmitochondria(thecell'spowerhousethat,among10othertasks,convertsnutrientstoenergy).cascade/k田s'keid/n.小瀑布;噴流;層疊vi.像瀑布般沖下或傾瀉vt.使瀑布似地落下Theyfoundthatacascadeofreactionstriggeredbylowercaloricintakeraisesthelevelsoftheseenzymes,leadingtoanincreaseinthestrengthandefficiencyofthecellularbatteries.invigorate/in'vigreit/vt.使生氣勃勃;使精力充沛；使健壯Byinvigoratingthemitochondria,SIRT3andSIRT4extendthelifeofcells,bypreventingflaggingmitochondriafromdevelopingtinyholes(orpores)intheirmembranesthatallowproteinsthattriggerapoptosis,orcelldeath,toseepoutintotherestofthecell.membrane/'membrein/n.膜;薄膜Byinvigoratingthemitochondria,SIRT3andSIRT4extendthelifeofcells,bypreventingflaggingmitochondriafromdevelopingtinyholes(orpores)intheirmembranesthatallowproteinsthattriggerapoptosis,orcelldeath,toseepoutintotherestofthecell.Xapoptosis/,小p'tusis/n.［細(xì)胞］凋亡pathology/p'0nld3i/n.病理（學(xué)）★analogous/'n田lgs/adj.相似的，可比擬的;＜生＞同功的Sincethen,histeamhasbeensearchingforananalogousgenethatplaysasimilarroleinthemammaliancell.mammalian/m田'meiljn/n.哺乳動(dòng)物;adj.哺乳動(dòng)物的XNAMPT煙酰胺磷酸核糖轉(zhuǎn)移酶

surge/s3：d3/n.（感情等）洋溢，奔放;浪濤般洶涌奔騰vi.（人群等）蜂擁而出;vi.（感情等）洋溢，奔放;（波濤等）洶涌，奔騰Thetwo-tofour-foldsurgeinNAMPTinturntriggerstheproductionofamoleculecalledNAD(nicotinamideadeninedinucleotide)，whichplaysakeyroleincellularmetabolismandsignaling.XNAD煙酰胺腺嘌呤二核苷酸;輔酶metabolism/mi't4boliz(o)m/新陳代謝uptick/'Aptik/n.［商］報(bào)升（股票成交價(jià)格比上一個(gè)交易的為高）TheuptickinNADlevelsactivatestheSIRT3andSIRT4genes,increasinglevelsoftheircorrespondingSIRT3andSIRT4enzymes,whichthenfloodtheinteriorofthemitochondria.beefup增加;加強(qiáng)Sinclairsayshe'snotsureexactlyhowSIRT3andSIRT4beefupthemitochondria'senergyoutput,butthateventsleadingtocelldeathareattheveryleastdelayedwhentherearevastquantitiesoftheenzymes.sirtuin抗衰老酶modulate/'mndjuleit/vt.調(diào)節(jié);調(diào)整;（信號(hào)）調(diào)制vi.調(diào)制;轉(zhuǎn)調(diào)SIRT3andSIRT4arepartofafamilycalledsirtuins(SIRT1,whichhelpsextendcelllifebymodulatingthenumberofrepairproteinsfixingDNAdamagebothinsideandoutsidethecell'snucleus,isalsoamember).homologue/'hpmslpg/n.同族體;相當(dāng)或相同的事物SIRTisshortforsir-2homologue-awell-studiedproteinthatisknowntoextendyeastcelllongevity.stave/steiv/v.避開,擋開,延遲AccordingtoSinclair,allofthemammalianSIRTgenes(andtheirproteins)arepossibledrugtargetsfortherapiesaimedatextendinglife,aswellasstavingoffage-relatedillnesses,suchasAlzheimerdisease,cancersandmetabolicdisorders,likediabetes.Alzheimerdisease/'田lts.haimoz/n.老年癡呆癥standpoint/'st田n(d)pDint/n.立場(chǎng)；觀點(diǎn)“IthinkSIRT3isthenextmostinterestingsirtuinfromadrugdevelopmentstandpoint,”Sinclairsays.“Itdoesprotectcells,butthere'sgrowingevidencethatitmaymediatethebenefitsofexerciseaswell.”mediate/'mi:dieit/vi.調(diào)解;斡旋；居中；vt.調(diào)停;傳達(dá);adj.間接的;居間的“IthinkSIRT3isthenextmostinterestingsirtuinfromadrugdevelopmentstandpoint,”Sinclairsays.“Itdoesprotectcells,butthere'sgrowingevidencethatitmaymediatethebenefitsofexerciseaswell.”Passage：NASA’sNuStar h創(chuàng)pssolveriddleofBlackHolesSpinobservatory/0b'z3：v0t(o)ri/n.天文臺(tái);氣象臺(tái)Xspectroscopic/.spektrs'skopik/adj.分光鏡的，借助分光鏡的TwoX-rayspaceobservatories,NASA'sNuclearSpectroscopicTelescopeArray(NuSTAR)andtheEuropeanSpaceAgency'sXMM-Newton,haveteameduptomeasure,forthefirsttime,thespin

rateofablackholewithamasstwomilliontimesthatofoursun.supermassive/'sju:po,m田siv/特大的質(zhì)量的spin旋轉(zhuǎn)gravity/'gr田viti/n.萬(wàn)有引力；地心引力；重力；嚴(yán)重性；嚴(yán)肅，莊嚴(yán)headquarters/hed'kwo:tsz/n.（機(jī)構(gòu)，企業(yè)等的）總部，總店同令部，指揮部fabric/'f田brik/n.織物，布;構(gòu)造，組織TheobservationsalsoareapowerfultestofEinstein'stheoryofgeneralrelativity,whichsaysgravitycanbendspace-time,thefabricthatshapesouruniverse,andthelightthattravelsthroughit.翻譯:這些觀察也有力地測(cè)試了愛因斯坦的廣義相對(duì)論，即重力可以彎曲時(shí)空，形成我們這個(gè)宇宙的構(gòu)造，以及穿過(guò)宇宙的光線。swirl/sw3：l/n.漩渦;打旋；渦狀形vi.盤繞;打旋；眩暈;大口喝酒vt.使成漩渦WecantracematterasitswirlsintoablackholeusingX-raysemittedfromregionsveryclosetotheblackholeprincipal/'prinsip(o)l/adj.最重要的；主要的n.負(fù)責(zé)人，校長(zhǎng)；warp/wo:p/n.彎曲，歪曲；偏見;乖戾vt.使變形;使有偏見;曲解"Theradiationweseeiswarpedanddistortedbythemotionsofparticlesandtheblackhole'sincrediblystronggravity."distort/di'sto:t/vt.扭曲;曲解；使失真vi.扭曲;變形incredibly/in'kredobli/adv.難以置信地；很，極為complement/'knmplim(3)nt/n.補(bǔ)充，互為補(bǔ)充的東西;需要的或允許的數(shù)額;補(bǔ)足Itcomplementstelescopesthatobservelower-energyX-raylight,suchasXMM-NewtonandNASA'sChandraX-rayObservatory.翻譯:它對(duì)觀察更低能量X射線光的望遠(yuǎn)鏡起到了補(bǔ)充作用

語(yǔ)vt.補(bǔ)足，補(bǔ)充obscure/b'skju/adj.模糊的;晦澀的;昏暗的vt.遮掩;使變暗;使難理解Untilnow,thesemeasurementswerenotcertainbecausecloudsofgascouldhavebeenobscuringtheblackholesandconfusingtheresults.翻譯:直到現(xiàn)在，這些測(cè)量值是不確定的，因?yàn)闅怏w云可能使黑洞模糊并混淆結(jié)果。penetrate/'penitreit/v.穿過(guò)，刺入，滲入；了解conclusively/kn'klu:sivli/adv.決定性地；確定地Thisprovesthatspinratesofsupermassiveblackholescanbedeterminedconclusively.翻譯:這證明，超大質(zhì)量的黑洞自旋速度可以最終確定。fundamental/fAnd'ment()l/adj.基本的；重要的，必要的n.基本原則，基本法則merge/m3：dj/v.合并;吞沒(méi)；使合并astrophysics/田str(u)'fiziks/天體物理學(xué)accretion/'krij()n/n.堆積,積累；添加生長(zhǎng)accretiondisk吸積盤（天文學(xué)）vicinity/vi'siniti/n.接近；附近amphibian/^,m'fibTn/兩棲動(dòng)物Amphibianshavereceivedmuchattentionduringthelasttwoextinction萬(wàn)女飛仃^^^)n/滅絕decadesbecauseofanow-generalunderstandingthatalargerproportionofamphibianspeciesareatriskofextinctionthanthoseofanyothertaxon.taxon/'tffiksnn/分類單元，分類學(xué)perplex/p'pleks/使困惑、迷茫Whythisshouldbehasperplexedamphibianspecialists.implicate/'TmplTkeTt/vt.牽連，涉及Alargenumberoffactorshavebeenimplicated,includingmostprominentlyhabitatdestructionandepidemicsofinfectious

Prominently/'prominntli/adv.顯著地；重要地diseases；globalwarmingalsohasbeeninvokedasacontributingfactor.epidemic/epi'demik/adj.流行的；傳染性的n.流行病；傳染病infectious/in'fekTs/adj.傳染的；有感染力的invoke/in'vok/vt.調(diào)用；祈求；懇求；引起compelling/km'pelig/adj.非常強(qiáng)烈的;不可抗拒的；引人入勝，有說(shuō)服力的paradoxical/,p比r'dnksik()l/adj.自相矛盾的；似是而非的Paradoxically,althoughamphibianshaveproventhemselvestobesurvivorsinthepast,therearereasonsforthinkingthattheymightbevulnerabletocurrentenvironmentalchallengesand,hence,serveasmultipurposesentinelsofenvironmentalhealth.vulnerable/'vAln()rb()l/adj.易受傷的，脆弱的multipurpose/mAlti'p:ps/adj.多種用途的，多目標(biāo)的sentinel/'sentin()l/n.哨兵aquatic/'kw比tik/adj.水生的冰棲的n.水生植物或動(dòng)物；水上運(yùn)動(dòng)larva/'la:v/n.（昆蟲的）幼蟲，幼體Thetypicallifecycleofafroginvolvesaquaticdevelopmentofeggsandlarvaeandterrestrialactivityasadults,thusexposingthemtoawiderangeofenvironments.terrestrial/t'restril/adj.地球的；陸地的;人間的;塵世的herbivore/'h:bivo:/食草動(dòng)物carnivore/'ka:nivo:/食肉動(dòng)物predator/'predt/n.食肉動(dòng)物；掠奪者；捕食者Parasite/'p&rsait/寄生蟲Xcutaneous/kiu:'teinis/adj.皮膚的，影響皮膚的Amphibianshavemoistskin,andcutaneousrespirationismoreimportantthanrespirationbylungs.Respiration/respi'reif()n/n呼吸，一呼吸；（植物的）呼吸Xvascularize/'v比skjulraiz/v.血管化thermal/'0s:m()l/adj.熱的，熱量的，由熱造成的Amphibiansarethermal-conformers,thusmakingthemsensitivetoenvironmentaltemperaturechanges,whichmaybeespeciallyimportantfortropicalmontane(e.g.,cloudforest)speciesthathaveexperiencedlittletemperaturevariation.montane/'montein/adj.山區(qū)的；山地森林的n.山地森林acclimation/^klai'meifn/n.服水土，順應(yīng)，適應(yīng)環(huán)境regime/rei'3i:m/n.政權(quán)，政體；管理體制養(yǎng)生法Suchspeciesmayhavelittleacclimationabilityinrapidlychangingthermalregimes.accentuate/k'sentfueit/Vt.使突出；強(qiáng)調(diào)；重讀，以重音讀出Ingeneral,amphibianshavesmallgeographicranges,butthisisaccentuatedinmostterrestrialspecies(themajorityofsalamanders；alargeproportionoffrogspeciesalsofitthiscategory)thatdevelopdirectlyfromterrestrialeggsthathavenofree-livinglarvalstage.Xsalamander/'s比l.m比nd/蠑螈n.火蜥蜴,火怪，耐火的人Xlissamphibian.無(wú)甲亞綱Xcaecilian/si'silin/n.蚓螈（無(wú)足目約150種兩棲動(dòng)物的統(tǒng)稱）endangeredadj.快要絕種的

/in'deindzad/ 1/in'deindjod/ | Passage：MagneticresonanceImagingresonance回響，回蕩；共鳴hydrogen/'haidr0dz3)n/n,氫Forimagingpurposesthehydrogennucleus(asingleproton)isusednucleus/'nju:kli3s/n.核，核心；原子核becauseofitsabundanceinwaterandfat.Xproton/'prsutnn/n.［物］質(zhì)子liken/Taik(o)n/vt.把…比作；比擬Thehydrogenprotoncanbelikenedtotheplanetearth,spinningonitsaxis,withanorth-southpole.spinv.使…旋轉(zhuǎn)vt.杜撰/spin/axisn.軸；軸線，中/'田ksis/心線randomly/'r田ndomli/adv.隨便地，隨機(jī)的Undernormalcircumstances,thesehydrogenproton“barmagnets”spininthebodywiththeiraxesrandomlyaligned,翻譯：在正常情況下這些氫質(zhì)子“條形磁鐵”在體內(nèi)旋轉(zhuǎn)，而軸是隨機(jī)排列的。alignvt.使結(jié)盟；使/o'lain/成一行vi.排列；排成一行scannern.掃描儀；掃描/'sk田no/器vectorn.矢量；航線；/'vekto/帶菌者teslan.特斯拉（磁感/'teslo/應(yīng)強(qiáng)度單位）alter/'o:lto/v.改變，更改Thestrengthofthemagneticfieldcanbealteredelectronicallyfromheadtotoeusingaseriesofgradientelectriccoils,and,byalteringthelocalmagneticfieldbythesesmallincrements,different

slicesofthebodywillresonateasfrequenciesareapplied.gradient/'greidint/n.梯度；傾斜度；坡度adj.傾斜的；步行的increment/'inkrim()nt/n.增長(zhǎng);增額frequency/'fri:kw()nsi/n.射頻，無(wú)線電頻率Whentheradiofrequencysourceisswitchedoffthemagneticvectorreturnstoitsrestingstate,andthiscausesasignal(alsoaradiowave)tobeemitted.oaerial/'eri1/adj.空氣的，空中的n.天線detection/di'tekf()n/n.察覺(jué)，發(fā)覺(jué);偵查abnormality/田bno:'myliti/n.（身體、行為等）不正常，反常，變態(tài)，畸形；（常用復(fù)數(shù)）反常情況；畸形物Multipletransmittedradiofrequencypulsescanbeusedinsequencetoemphasizeparticulartissuesorabnormalities.翻譯：可以依次使用多個(gè)傳輸射頻脈，以此來(lái)突出強(qiáng)調(diào)特定的組織或異常情況。sequence/'si:kw()ns/序列；連續(xù)；有關(guān)聯(lián)的一組事物，manifest/'manifest/v.證明，表明；顯示n.旅客名單；載貨單，貨單adj.明白的；顯然的，明顯的Mostdiseasesmanifestthemselvesbyanincreaseinwatercontent,soMRIisasensitivetestforthedetectionofdisease.pathology/p'0n1d3i/n.病理（學(xué)）:Theexactnatureofthepathologycanbemoredifficulttoascertain:forexample,infectionandtumourcaninsomecaseslooksimilar.ascertain/茸s'tein/vt.弄清，確定，查明tumour/'tju:m/n.腫瘤；radiologist/,redi'ald3ist/n.放射線學(xué)者

Passage：salicylic^salicylic/,s田li'silik/adj.得自水楊酸的，水楊酸的Willowtreesarewell-knownsourcesofsalicylicacid,andforthousandsofyears,humanshaveextractedthecompoundfromthetree,sbarktoalleviateminorpain,fever,andinflammation.aleviate/s'li:vieit/vt.減輕，緩解，緩和inflammation/infb'meij(0)n/炎癥，發(fā)炎bark樹皮prime/praim/adj.基本的;最好的;主要的n.全盛時(shí)期;精華vt.填裝;使準(zhǔn)備好vi.作準(zhǔn)備herprimeconcernisthewell-beingofthepatient.hewasn'telderly,butclearlypasthisprime.toprime[somebody]about[something]事先告知某人tobe(well)primedfor[something]為某事作好(充分)準(zhǔn)備themoneywasintendedtoprimethecommunity-carepump這筆經(jīng)費(fèi)旨在振興社區(qū)保健事業(yè)Now,salicylicacidmayalsoofferrelieftocropplantsbyprimingtheirdefensesagainstamicrobialmenaceknownas“potatopurpletopphytoplasma.”microbial/mai'krobiol/adj.微生物的，由細(xì)菌引起的phytoplasma/f'toplz'm。/n.植原體subsequent/'sAbsikw(o)nt/隨后的，繼…之后的

inflict/in'flikt/vt.把…強(qiáng)加給，使承受，遭受Outbreaksofthecell-wall-lessbacteriuminthefertileColumbiaBasinregionofthePacificNorthwestin2002andsubsequentyearsinflictedsevereyieldandqualitylossesonpotatocrops.accomplice/s'kAmplis/n.從犯，幫兇，同謀TheAgriculturalResearchServiceidentifiedaninsectaccomplice-thebeetleafhopper,whichtransmitsthephytoplasmatoplantswhilefeeding.^beetleafhopper/'li:f,hDp。/甜菜葉蟬insecticide/in'sektisaid/殺蟲劑Carefullytimedinsecticideapplicationscandetersuchfeeding.detervt.制止，阻止fungus/'fkqgos/n.真菌，霉菌；菌類drench/dren(t)J7vt.使?jié)裢?在人（物）上大量使用（液體）Thesecondwasviaarootdrench2daysbeforephytoplasma-infectedscionsweregraftedontotheplants,stemstoinducedisease.scion/'saion/n,子孫;接穗graft/graft/vi./n,嫁接;移植；貪污inspect/in'spekt/vt.檢查;視察；檢閱Infact,analysisofmildlyinfectedtreatedplantsrevealedphytoplasmalevels300timesbelowthoseofuntreatedplants,meaningthatthesalicylicacidtreatmentmusthavesuppressedpathogenmultiplication.suppress/so'pres/vt.壓制；鎮(zhèn)壓;禁止發(fā)表，查禁；隱瞞;抑制（感情等），忍住;阻止…的生長(zhǎng)（或發(fā)展）pathogen/'py。0d3(o)n/病原體multiplication/,mAltipli'keU(0)n/n.增多;增加;乘；繁殖;乘法polymerase/'pnlimsreiz/n.聚合酶susceptible/so'septib(o)l/adj.易受影響的；易動(dòng)感

情的；consolidated/kn'solideitid/n.統(tǒng)一的;加固的Passage：DarkEnergydilute/dai'l(j)u:t/vt.稀釋adj.稀釋的relentless/ri'lentlis/adj.無(wú)情的;不間斷的Pittedagainstthisrelentlesspushisthegravitationalpullfromtherestofthematterandenergyintheuniverse.gravitational/.gr^vi'tefnl/adj./力/重力的condense/kn'dens/vi.凝結(jié)vt.使壓縮Cloudsofgascondensedtoformstarsandgalaxies,andgalaxiesdrewtogethertoformclusters.recollapse/rek'底ps/v.再坍塌dominate/'dnmineit/vt.支配vi.處于支配地位Butmatterandenergydodiluteasthevolumeoftheuniverseincreases,sodarkenergyslowlycametodominate.nevertheless/nevd'les/adv.仍然，然而conj.盡管如此collidevi.碰撞;沖突encounter/in'kaunt/vt.遇到，遭遇vi.偶然碰到n.突然遇到reveler/'revl/狂歡者Likerevelersonaship,thegalaxiesinourgroupwillcontinuetocollideandinteractinmyriadinterestingways,butwewillbeforeverseparatedfromtherevelersonother35shipssailingawayfromusinthevastuniverse.myriad/'mirid/adj.無(wú)數(shù)的n.無(wú)數(shù)的人或物intergalactic/,intg'底ktik/星系間的

swirl/sw3：l/vi.盤繞;打旋n.漩渦AstronomerPietervanDokkumofYaleUniversityusedsomeofthelongestanddeepestskysurveyseverconductedtotrytodeterminewhethertheoldest,largestgalaxies--calledellipticalsbecausetheylacktheswirlingarmsofthespiraltype,likeourownMilkyWay一formedfromthecollapseofancientcloudsofgasortheaccretionofsmaller45galaxiesbumpingintoeachother.spiral/'spair()1/v.螺旋形上升adj.盤旋的n.螺旋;螺旋形物體collapse/k'底ps/vi.倒塌;失效vt.使倒塌;使崩潰n.倒塌;失??；衰竭accretion/'kri:J()n/n.堆積、積累；自然增長(zhǎng)；telltale/'telteil/搬弄是非的;泄露秘密的；起警告作用的Ofthe126galaxiesofallvarietiesvanDokkumlookedat,67showedtelltalesignsofimpact,suchastrailingtailsofstars,oracollisioninprogress.merger/'m3：d3/n.（企業(yè)的）并購(gòu)；合并Iti