无老师7天句子翻译

1.【Infact,variousemotionalstatesgiverisetocertainpatternsofelectricalactivityinthefacialmusclesandinthebrain.】事实上，多种的情感状况会在面部肌肉及大脑里产生某种形式的脑电活动。2.【Somemountainswereformedasaresultoftheseplatescrashingintoeachotherandforcinguptherockattheplatemargins.】一些山脉是由于板块相互碰撞并且板块边缘向上施压形成的。3.【Animaldungenrichesthesoilbyprovidingnutrientsforplantgrowth.】动物的粪便通过向土壤提供营养物来促进植物生长。4.【Forexample,in1875onebiologistpointedoutthediversityofbutterfliesintheAmazonwhenhementionedthatabout700specieswerefoundwithinanhour'swalk,whereasthetotalnumberfoundontheBritishislandsdidnotexceed66,andthewholeofEuropesupportedonly321.】例如，在1987年一位生物学家指出了亚马逊河蝴蝶的多样性，他提到在一小时的步行中就发现700多种蝴蝶，然而在英国的岛屿上发现的不超过66种并且在欧洲也仅仅有321种。5.【Eventhoughthefineartsinthetwentiethcenturyoftentreatmaterialsinnewways,thebasicdifferenceinattitudeofartistsinrelationtotheirmaterialsinthefineartsandtheappliedartsremainsrelativelyconstant.】即使20世纪的美术学通常用新的方法来看待原料，但是艺术家在美术及应用美术中对材料态度上的根本不同相对不变6.【Theauthorpresentstwotheoriesforahistoricalphenomenon.】作者针对这个历史现象陈述了两种理论。7.【Somespeciesoftunahavespecializedgroovesintheirtongue.】一些种类的金枪鱼在他们的舌头上长有特殊的凹槽。8.【Tunas,mackerels,andbillfisheshavemadestreamliningintoanartform.Theirbodiesaresleekandcompact.】金枪鱼，mackerels和长嘴鱼使其流线型变成一种艺术形式。他们的身体光滑并且简洁。9.【Othermountainsmayberaisedbyearthquakes,whichfracturetheEarth'scrustandcandisplaceenoughrocktoproduceblockmountains.】其他的山脉可能由于地震被抬起，这会使地壳断裂并且可以移动足够的岩石形成大批的山脉。10.【Toincreasethesociety’sprosperity】来增加社会财富。11.【Windvelocityalsoincreaseswithaltitudeandmaycauseseriousstressfortrees,asismadeevidentbythedeformedshapesathighaltitudes.】风速可以随着海拔而增长并且对于树木造成相当严重的压力，因为高海拔的树木畸形证明了这一点。〔另外，风速会随着海拔的升高而增加，这很可能给树木施加巨大压力，高海拔树木的变形已很明确地证实了这一点〕12.【ItrangesfromsealevelinthePolarRegionsto4,500metersinthedrysubtropicsand3,500-4,500metersinthemoisttropics.】它在极地的海平面到4500米的干亚热带和3500-4500米的湿润性热带之间变化。13.【Wherewouldthesentencebestfit?】这句话放在哪最适宜？14.【Havepopulationsthatareunstableinresponsetoclimateconditions】不稳定的人口反响了气候状况。15.【Itisconceivablethatbeforegoinghuntingthehunterswoulddraworstudypicturesofanimalsandimagineasuccessfulhunt.】可以想象的到在打猎前，猎人们会画出或研究动物的图像并且设想一次成功的打猎。16.【Pakicetusistheoldestfossilwhaleyettobefound.】P是迄今为止发现的最古老的鲸鱼化石。17.【Accordingtopsychodynamictheory,thebestwaystopreventharmfulaggressionmaybetoencouragelessharmfulaggression.】根据心理动力学理论，最好的阻止有害的挑衅行为的方法可能是鼓励使用伤害性更小的挑衅行为。〔根据心理驱动理论，最好的阻止这种有害的攻击性的方法是鼓励用非有害的攻击性行为宣泄。〕18.【DuringJackson'ssecondterm,hisopponentshadgraduallycometogethertoformtheWhigparty.】在Jackson的第二任期，他的对手已经逐渐聚集在一起组建了辉格党。19.【Forexample,someearlysocietiesceasedtoconsidercertainritesessentialtotheirwell-beingandabandonedthem,nevertheless,theyretainedaspartsoftheiroraltraditionthemythsthathadgrownuparoundtheritesandadmiredthemfortheirartisticqualitiesratherthanfortheirreligioususefulness.】例如，一些早期的社会不再认为某种仪式对他们的健康重要并且抛弃它们，然而，人们保存那些在仪式当中生成的神话作为它们口头传统的局部，与此同时成认它们的艺术性价值而不是宗教用途。20.【Architectureistheartandscienceofdesigningstructuresthatorganizeandenclosespaceforpracticalandsymbolicpurposes.】建筑学是一门设计结构的艺术和科学，它为了实用及象征的目的组织构造并且包围空间。〔建筑是一门设计构造物的艺术和科学，该学科对空间进行组织规划和分割封闭，以到达实用性和象征性兼备的目的〕21.【Thisunprecedenteddevelopmentofafinitegroundwaterresourcewithanalmostnegligiblenaturalrechargerate—thatis,virtuallynonaturalwatersourcetoreplenishthewatersupply—hascausedwatertablesintheregiontofalldrastically.】22.【Manyecologistsnowthinkthattherelativelong-termstabilityofclimaxcommunitiescomesnotfromdiversitybutfromthe“patchiness”oftheenvironment,anenvironmentthatvariesfromplacetoplacesupportsmorekindsoforganismsthananenvironmentthatisuniform.】23.【Inthelongrun,electricityfromlargewindfarmsinremoteareasmightbeusedtomakehydrogengasfromwaterduringperiodswhenthereislessthanpeakdemandforelectricity.】24.【Sometheoriesoftheaterdevelopmentfocusonhowtheaterwasusedbygroupleaderstogroupleadersgovernothermembersofsociety.】25.【Thereislittledoubt,however,thatdesertificationinmostareasresultsprimarilyfromhumanactivitiesratherthannaturalprocesses.】26.【Thecinemadidnotemergeasaformofmassconsumptionuntilitstechnologyevolvedfromtheinitial"peepshow"formattothepointwhereimageswereprojectedonascreeninadarkenedtheater.】27.【Sincetheraisingofmostcropsnecessitatesthepriorremovalofthenaturalvegetation,cropfailuresleaveextensivetractsoflanddevoidofaplantcoverandsusceptibletowindandwatererosion.】28.【Inpsychodynamictheory,thepurgingofstrongemotionsortherelievingoftensions.】29.【EachSMSAwouldcontainatleastonecentralcitywith50,000inhabitantsormoreortwocitieshavingsharedboundariesandconstituting,forgeneraleconomicandsocialpurposes,asinglecommunitywithacombinedpopulationofatleast50,000,thesmallerofwhichmusthaveapopulationofatleast15,000.】30.【Wecansaythatthepropertiesofanecosystemaremorestablethantheindividualorganismsthatcomposetheecosystem.】31.【Infact,damagetotheenvironmentbyhumansisoftenmuchmoreseverethandamagebynaturaleventsandprocesses.】32.【Becauseeachindividualisshort-lived,thepopulationofanopportunistspeciesislikelytobeadverselyaffectedbydrought,badwinters,orfloods.】33.【Butfortheblack-taileddeer,humanpressurehashadjusttheoppositeeffect.】34.【ThearchwasusedwasusedbytheearlyculturesoftheMediterraneanareachieflyforundergrounddrains,butitwastheRomanswhofirstdevelopedandusedthearchextensivelyinabovegroundstructures.】35.【Theyoccurattheendofasuccession.】36.【Somedrawbackstowindfarmsincludevisualpollutionandnoise,althoughthesecanbeovercomebyimprovingtheirdesignandlocatingtheminisolatedareas.】37.【Thelandunderwindturbinescanbeusedforgrazingcattleandotherpurposes,andleasinglandforwindturbinescanprovideextraincomeforfarmersandranchers.】38.【Toindicatethattrancestateswereoftenassociatedwithactivitiesthattookplaceinsidecaves】39.【Petroleum,consistingofcrudeoilandnaturalgas,seemstooriginatefromorganicmatterinmarinesediment.】40.【Continuedsedimentation—theprocessofdeposits’settlingontheseabottom—buriestheorganicmatterandsubjectsittohighertemperaturesandpressures,whichconverttheorganicmattertooilandgas.】41.【ThereisincreasingevidencethattheimpactsofmeteoriteshavehadimportanteffectsonEarth,particularlyinthefieldofbiologicalevolution.】42.【Impactsbymeteoritesrepresentonemechanismthatcouldcauseglobalcatastrophesandseriouslyinfluencetheevolutionoflifeallovertheplanet.】43.【Tocontrasttherelativesophisticationofmodernartistsinsolvingproblemsrelatedtothelawsofphysics】44.【Ifanimpactislargeenough,itcandisturbtheenvironmentoftheentireEarthandcauseanecologicalcatastrophe.】45.【Increasepressureandheatfromtheweightofthesedimentturntheorganicremainsintopetroleum.】46.【Theyengravedanimalfiguresontheshaftsofspearsandotherobjects.】47.【Theymayhaveusedfigurinestoportrayanidealtypeortoexpressadesireforfertility.】48.【Inthefuture,windpowerislikelytobecomeamajorsourceoftheworld’senergysupply.】49.【Thetechnologyisinplaceforamajorexpansionofwindpowerworldwide.】50.【Theseperiodsaretimeswhenwindturbinesarepoweredbyhydrogengas.】51.【Scholarshavewonderedaboutthemeaningofthesubjects,location,andoverpaintingofLascauxcaveimages.】52.【Artistsdevelopedspecialtechniquesforpaintingthewalls.】53.【TheLong-TermStabilityofEcosystemsPlantcommunitiesassemblethemselvesflexibly,andtheirparticularstructuredependsonthespecifichistoryofthearea.】54.【Averydehydratedperson,ontheotherhand,cannotdrinkenoughwatertorehydrateatonesession,becausethehumanstomachisnotsufficientlybigandbecauseatoorapiddilutionofthebodyfluidscausesdeathfromwaterintoxication.】55.【IthasbeensuggestedthatPakicetusfedonfishinshallowwaterandwasnotyetadaptedforlifeintheopenocean.】56.【Toexplainhowancientbuildersreducedtheamountoftimenecessarytoconstructbuildingsfromstone.】57.【ThesituationismostcriticalinTexas,wheretheclimateisdriest,thegreatestamountofwaterisbeingpumped,andtheaquifercontainstheleastwater.】58.【Sedimentsthatholdwaterwerespreadbyglaciersandarestillspreadbyriversandstreams.】59.【Theyproducedandprerecordedthematerialthatwasshowninthetheaters.】60.【Insomeregions,theincreaseindesertareasisoccurringlargelyastheresultofatrendtowarddrierclimaticconditions.】61.【Whenoneanimalattacksanother,itengagesinthemostobviousexampleofaggressivebehavior.】62.【Facialexpressionsandemotionalstatesinteractwitheachotherthroughavarietyoffeedbackmechanisms.】63.【Suchnestsalsoactashumidityregulatorsbyallowingraintodrainintothebottomsectionsofthenestsothattheeggsarenotindirectcontactwiththewater.】64.【Themoststrikingcharacteristicoftheplantsofthealpinezoneistheirlowgrowthform.】65.【IncontrasttotheDemocrats,theWhigsfavoredgovernmentaidforeducation.】66.【Growth,reproduction,anddailymetabolismallrequireanorganismtoexpendenergy.】67.【Spillagefromhugeoil-carryingcargoships,calledtankers,involvedincollisionsoraccidentalgroundings(suchastheoneoffAlaskain1989)cancreateoilslicksatsea.】68.【Anotheropinionisthatthepaintingsweredirectlyrelatedtohuntingandwereanessentialpartofaspecialpreparationceremony.】69.【Aunited,highlysuccessfullabormovementtookshape.】70.【Supportingevidencecomesfromresearchshowingthataggressivepeopleoftendistortotherpeople'smotives.】71.【ThosequeriedrangedfromEuropeancollegestudentstomembersoftheFore,atribethatdwellsintheNewGuineahighlands.】72.【Someoilliesunderregionswheredrillingisforbidden,suchasnationalparksorotherpubliclands.】73.【Limitingdrillingtoaccessiblelocations】74.【Whentheyarecausedtofrown,theyratecartoonsasbeingmoreaggressive.】75.【Ekman’sobservationmayberelevanttotheBritishexpression“keepastiffupperlip”asarecommendationforhandlingstress.】76.【Theexplosionliftedabout100trilliontonsofdustintotheatmosphere,ascanbedeterminedbymeasuringthethicknessofthesedimentlayerformedwhenthisdustsettledtothesurface.】77.【Scientificanalysisrevealsthatthecolorswerederivedfromocherandotherironoxidesgroundintoafinepowder.】78.【Aperson'sfacialexpressionmayreflecttheperson'semotionalstate.】79.【Theimpactofraindropsontheloosesoiltendstotransferfineclayparticlesintothetiniestsoilspaces,sealingthemandproducingasurfacethatallowsverylittlewaterpenetration.】80．【WhigandDemocraticareasofinfluencewerenaturallysplitbetweenurbanandruralareas,respectively.】81.【InSouthwestFranceinthe1940’s,playingchildrendiscoveredLascauxGrotto,aseriesofnarrowcavechambersthatcontainhugeprehistoricpaintingsofanimals.】82.【ToindicatethatnotalleconomicactivityintheHighPlainsisdependentonirrigation】83.【Althoughorigininritualhaslongbeenthemostpopular,itisbynomeanstheonlytheoryabouthowthetheatercameintobeing.】84.【Thedevelopmentofprojectiontechnologymadeitpossibletoprojectimagesonalargescreen.】85.【TheEarth'scrustisthoughttobedividedintohuge,movablesegments,calledplates,whichfloatonasoftplasticlayerofrock.】86.【Smallsizemakesiteasytoscrambleamongtwigsandbranchesinthecanopyforinsects,flowers,orfruit,butsmallmammalsaresurpassed,inthecompetitionforfood,bylargeonesthathavetheirowntacticsforbrowsingamongfood-richtwigs.】87.【Ekmanarguedthattheabilitytoaccuratelyrecognizetheemotionalcontentoffacialexpressionswasvaluableforhumanbeings.】88.【Abovethetreelinethereisazonethatisgenerallycalledalpinetundra.】89.【Todemonstratethatanunderstandingofstabilityinecosystemscanbeappliedtohelpunderstandstabilityinothersituations】90.【Transportationnetworksbegantodecline.】91.【Thenewmethodsofdoingbusinessinvolvedanewandstrictersenseoftime.】92.【After1815thisolderformofmanufacturingbegantogivewaytofactorieswithmachinerytendedbyunskilledorsemiskilledlaborers.】93.【Evenlivingthingscontributetotheformationoflandscapes.】94.【Theywereproducedwithmoreconcernforqualitythanforspeedofproduction.】95.【Microscopicorganismssettletotheseafloorandaccumulateinmarinemud.】96.【Thecanopy,theupperlevelofthetreesintherainforest,holdsaplethoraofclimbingmammalsofmoderatelylargesize,whichmayincludemonkeys,cats,civets,andporcupines.】97.【Onceanoaktreebecomesestablished,itislikelytosurviveminorcyclesofdroughtandevenfire.】98.【ThisbreakinEarth'shistoryismarkedbyamassextinction,whenasmanyashalfthespeciesontheplanetbecameextinct.】99.【Besidescavepaintings,UpperPaleolithicpeopleproducedseveralotherkindsofartwork,oneofwhichhasbeenthoughttoprovideevidenceofcomplexthought。】100.【AfundamentaldifferencebetweenWhigsandDemocratsinvolvedtheimportanceofthemarketinsociety.】101.【Tosuggestthatwindturbinesresultinrelativelyfewbirddeaths】102.【Theworldanxiouslywatchedas,everyfewhours,ahurtlingchunkofcometplungedintotheatmosphereofJupiter.】103.【Manytribalhunters,includingsomeNativeAmericans,camouflagedthemselvesbywearinganimalheadsandhides.】104.【Dandelionsarecalledopportunistsbecausetheycontributetothenaturalprocessesoferosionandthecreationofgapsintheforestcanopy.】105.【Tocontrastthemtodesertmammals.】106.【Itistheworkofarchitectstocreatebuildingsthatarenotsimplyconstructionsbutalsoofferinspirationanddelight.】107.【Tobearchitecture,abuildingmustachieveaworkingharmonywithavarietyofelements.】108.【Tohelpsocietymembersbetterunderstandtheforcescontrollingtheirfoodsupply】109.【Duringtheseventeenthandeighteenthcenturies,almostnothingwaswrittenaboutthecontributionsofwomenduringthecolonialperiodandtheearlyhistoryofthenewlyformedUnitedStates.】110.【Inthetropics,thevalleysappeartobemorefavorablebecausetheyarelesspronetodryout,theyhavelessfrost,andtheyhavedeepersoils.】111.【Twiceinthetwentiethcentury,largemeteoriteobjectsareknowntohavecollidedwithEarth.】112.【Variousenvironmentalfactorsmayplayarole.】113.【Manyfactorshavecontributedtothegreatincreaseindesertificationinrecentdecades.】114.【Numerousbiologicalstructuresandchemicalsappeartobeinvolvedinaggression.】115.【Thereareadaptationsthatincreasetheamountofforwardthrustaswellasthosethatreducedrag.】116.【Calculatinganumericalsummaryofeachsolution】117.【Personalcorrespondence,newspaperclippings,andsouvenirsweresavedandstored.】118.【TheDemocraticandWhigPartiesdevelopedinresponsetotheneedsofcompetingeconomicandpoliticalconstituencies.】119.【Bycontrast,intheUnitedStatesanestimated97millionbirdsarekilledeachyearwhentheycollidewithbuildingsmadeofplateglass,57millionarekilledonhighwayseachyear;atleast3.8milliondieannuallyfrompollutionandpoisoning;andmillionsofbirdsareelectrocutedeachyearbytransmissionanddistributionlinescarryingpowerproducedbynuclearandcoalpowerplants.】120.【Thisnewformofmanufacturingdependedonthemovementofgoodstodistantlocationsandacentralizedsourceoflaborers.】121.【Theexposedrocksareattackedbythevariousweatherprocessesandgraduallybrokendownintofragments,whicharethencarriedawayandlaterdepositedassediments.】122.【Itworksincompressiontodiverttheweightaboveitouttothesides,wheretheweightisbornebytheverticalelementsoneithersideofthearch.】123.【Manyincompleteskeletonswerefoundbuttheyincluded,forthefirsttimeinanarchaeocyte,acompletehindlegthatfeaturesafootwiththreetinytoes.】124.【Unlikebuildingmaterials,themethodsofsupportusedinarchitecturehavenotchangedovertimebecausetheyarebasedonphysicallaws.】125.【Windpowerhasasignificantcostadvantageovernuclearpowerandhasbecomecompetitivewithcoal-firedpowerplantsinmanyplaces.】126.【Theycontainremoteareaswherethewindsrarelydiedown.】127.【Giventheaquifer’slowrechargerate,itsuseforirrigationiscausingwatertablestodropandwilleventuallyleadtoitsdepletion.】128.【Excessivenumbersofcattleandtheneedforfirewoodforfuelhavereducedgrassesandtrees,leavingthelandunprotectedandvulnerable.】129.【Theinformationcontainedinpheromones】130.【Itisanonselectivepartofparentalcareandthedefiningfeatureofamammal,themostimportantthingthatmammals--whethermarsupials,platypuses,spinyanteaters,orplacentalmammals--haveincommon.】131.【thedifferencesbetweenthewrittenandoralmodesofexpressionarenotwithoutconsequencesforanunderstandingofNativeAmericanliterature.】132.【Thetheater,then,isonetoolwherebypeopledefineandunderstandtheirworldorescapefromunpleasantrealities.】133.【National,regional,andlocalwomen’sorganizationscompiledaccountsoftheirdoings.】134.【TheendofthenineteenthcenturyandtheearlyyearsofthetwentiethcenturyweremarkedbythedevelopmentofaninternationalArtNouveaustyle,characterizedbysinuousLines,floralandvegetablemotifs,andsoftevanescentcoloration.】135.【Coincidentwithconcernsabouttheacceleratinglossofspeciesandhabitatshasbeenagrowingappreciationoftheimportanceofbiologicaldiversity,thenumberofspeciesinaparticularecosystem,tothehealthoftheEarthandhumanwell-being.】136.【TheearliestAmericanfolkartportraitscome,notsurprisingly,formNewEngland-especiallyConnecticutandMassachusetts-forthiswasawealthyandpopulousregionandthecenterofastrongcrafttradition.】137.【Eventhemostmundanebeadsmayhavetraveledgreatdistancesandbeenexposedtomanyhumanexperiences.】138.【Theirproducts,primarilysilverplatesandbowls,reflectedtheirexaltedstatusandtestifiedtotheircustomers'prominence.】139.【TheyareofmorerecentoriginthantheLaetoliprints.】140.【Archaeologicalliteratureisrichindescriptionsofpotmaking.】141.【ForacenturyandahalfthepianohasbeenoneofthemostpopularsoloinstrumentsforWesternmusic.】142.【ToidentifyahistoricallysignificantmountainrangeintheWest】143.【Certainfungiandevensomekindsofbacteriasecretesubstancesknownasantibiotics
intotheirexternalenvironment.】144.【Buttimesarechanging;anewgenerationofforestersseemsbetterpreparedtoIncludeintheirmanagementplansconsiderationofthevitalecologicalrolealders,play.】145.【ThosequeriedrangedfromEuropeancollegestudentstomembersoftheFore,atribethatdwellsintheNewGuineahighlands.】146.【Glaciersmayforminpermanentlycoldareas,andtheseslowlymovingmassesoficecutoutvalleys,carryingwiththemhugequantitiesoferodedrockdebris.】148.【Inseekingtodescribetheoriginsoftheater,onemustrelyprimarilyonspeculation,sincethereislittleconcreteevidenceonwhichtodraw.】149.【Forexample,someearlysocietiesceasedtoconsidercertainritesessentialtotheirwell-beingandabandonedthem,nevertheless,theyretainedaspartsoftheiroraltraditionthemythsthathadgrownuparoundtheritesandadmiredthemfortheirartisticqualitiesratherthanfortheirreligioususefulness.】150.weneedtoknowwhataspectsofacommunityaremostimportanttothecommunity’sresistancetodestruction,aswellasitsrecovery.】151.【Approachingcraftsfromthepointofviewoffunction,wecandividethemintosimplecategories:containers,sheltersandsupports.】152.【TheNativeAmericanpeoplesofthenorthPacificCoastcreatedahighlycomplexmaritimecultureastheyinventedmodesofproductionuniquetotheirspecialenvironment.】153.【IntheeasternpartsoftheUnitedStates,thepreferredgrassforforagewasacultivatedplant.】154.【Manyofthemoreimportantairpollutants,suchassulfuroxides,carbonmonoxide,andnitrogenoxides,arefoundinnature.AstheEarthdeveloped,theconcentrationsofthesepollutantswerealteredbyvariouschemicalreactions;theybecamecomponentsinbiogeochemicalcycle.】155.【TheDemocraticandWhigPartiesdevelopedinresponsetotheneedsofcompetingeconomicandpoliticalconstituencies.】156.【First,themajorpredatorsofdeerwolves,cougar,andlynx--havebeengreatlyreducedinnumbers.】157.【Themineralparticlesfoundinsoilrangeinsizefrommicroscopicclayparticlestolargeboulders.】158.【Lackingtherighttovoteandabsentfromtheseatsofpower,womenwerenotconsideredanimportantforceinhistory.】159.【Some800yearsago,Alaska’sHubbardGlacieradvancedtowardthesea,retreated,andadvancedagain500yearslater.】160.【Steamwasaccumulatedinalarge,double-actingverticalcylinder,butthesteamreachedonlyafewpoundsofpressurepersquareinch.】161.【Insteadoftryingtokeepdownthebodytemperaturedeepinsidethebody,whichwouldinvolvetheexpenditureofwaterandenergy,desertmammalsallowtheirtemperaturestorisetowhatwouldnormallybefeverheight,andtemperaturesashighas46degreesCelsiushavebeenmeasuredinGrant'sgazelles.】162.【Thenasindustrializationbecameincreasinglycomplicated,thecrafttechniquesofpreindustrialsocietygraduallygavewaytoatechnologybasedonthesystematicapplicationofscientificknowledgeandscientificmethods.】163.【Somehumanshuntmorefrequentlythangraywolves.】164.【Butonreflectionitbecomesclearthatthemorecriticallyusefulaswellasthemorefrequentlyemployedsenseofthetermconcernstheartfulnessoftheverbalcreation,notitsmodeofpresentation.】165.【IncontrasttotheDemocrats,theWhigsfavoredgovernmentaidforeducation.】166.【Theglassobjectsofthisstylewereelegantinoutline,althoughoftendeliberatelydistorted,withpaleoriridescentsurfaces.】167.【Thedesignofanobjectisconsideredmoresignificantthanitsfunction.】168.【Thedevelopmentofprojectiontechnologymadeitpossibletoprojectimagesonalargescreen.】169.【Ichthyosaurshadahigherchanceofbeingpreservedthandidterrestrialcreaturesbecause,asmarineanimals,theytendedtoliveinenvironmentslesssubjecttoerosion.】170.【Inagriculture,thetransformationwasmarkedbytheemergenceofthegrainelevators,thecottonpresses,thewarehouses,andthecommodityexchangesthatseemedtosomanyofthenation'sfarmersthevisiblesignofavastconspiracyagainstthem.】171.【Belugawhalemothers,forexample,nursetheircalvesforsometwentymonths,untiltheyareabouttogivebirthagainandtheiryoungareabletofindtheirownfood.】172.【Inevitably,thepracticalfunctionsthatsheltersarcdesignedtofulfillplayastrongroleindeterminingtheirappearanceandthus,inpart,theirartisticcharacter.】173.【Floridagarsaresometimesconfusedwithasimilarlyshapedbutunrelatedneedlefish,whicharemarinebutcommonlyenterfreshwater.】174.【Scientistshavediscoveredthatforthelast160,000years,atleast,therehasbeenaconsistentrelationshipbetweentheamountofcarbondioxideintheairandtheaveragetemperatureoftheplanet.】175.【Thebiggestinitialsurprisewasthealmosttotallackofdetail,especiallyfromfaraway.】176.【Astronomershavemeasuredtheabundanceofheliumthroughoutourgalaxyandinothergalaxiesaswell.】177.【Thistheoryissuggestedbyevidenceofchipsinthepaintedfigures,perhapsmadebyspearsthrownatthedrawings.】178.【Thebest-knownspecimensaretheremarkabletracksdiscoveredatLactoli,Tanzania,byMaryLeaky.】179.【Biologicaldiversityhasbecomewidelyrecognizedasacriticalconservationissueonlyinthepasttwodecades.】180.【TheregionaroundHopewellhadeverythingneededforironproduction:awealthofironorenearthesurface,limestoneforremovingimpuritiesfromtheiron,hardwoodforeststosupplythecharcoalusedforfuel,rushingwatertopowerthebellowsthatpumpedblastsofairintothefurnacefires,andworkerstosupplythelabor.】181.【Eachadvanceinmicroscopictechniquehasprovidedscientistswithnewperspectivesonthefunctionoflivingorganismsandthenatureofmatteritself.】182.【Closeobservationofcraters,combinedwiththewaytheMoondiffuselyreflectssunlight,ledtotheunderstandingthattheMooniscoveredbyasurfacelayer,orregolith,thatoverliesthesolidrockoftheMoon.】183.【Sculpturesmust,forexample,bestable,whichrequiresanunderstandingofthepropertiesofmass,weightdistribution,andstress.】184.【Localstudiesindicatethatnearlythree-quartersofthepopulation-intheNorthandSouth,intheemergingcitiesoftheNortheast,andintherestlessruralcountiesoftheWest-changedtheirresidenceeachdecade.】185.【Tomaintainthecavesystem,theelementsoffireundericemustremaininequilibriumenoughsnowmustfillthecratereachyeartoreplacethatmeltedfrombelow.】186.【Andvirtuallyallpolicymakers,whethertheysubscribedtothetenetsofthephilosophyheldbyJeffersonornot,recognizedagricultureasthekeycomponentoftheAmericaneconomy.】187.【Weassumethatvolcanoesspewedoutthesamegassesthenastheydotoday:mostlywatervapor(aboutg0percent),carbondioxide(abouttenpercent),anduptoafew10percentnitrogen.】188.【Veryexcitingdiscoverieshavefinallyallowedscientiststoreconstructthemostlikelyoriginsofcetaceans.】189.【Petroleum,consistingofcrudeoilandnaturalgas,seemstooriginatefromorganicmatterinmarinesediment.】190.【Inartificialincubationprograms,aviculturistsremoveeggsfromthenestsofparrotsandincubatethemunderlaboratoryconditions.】191.【Thisnewdesignconcept,coupledwiththesharppostwarreactionstothestylesandconven