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1、UnitOneEnvironment2010-09-06NewWords&PhrasesArtifact:Anobjectproducedorshapedbyhumancraft,especiallyatool,aweapon,oranornamentofarchaeologicalorhistoricalinterest.人工制品：人工生产或仿制的物品，尤指工具，武器，或带有考古或历史趣味的装饰品.Virus:Anyofvarioussimplesubmicroscopicparasitesofplan
2、ts,animals,andbacteriathatoftencausediseaseandthatconsistessentiallyofacoreofRNAorDNAsurroundedbyaproteincoat.Unabletoreplicatewithoutahostcell,virusesaretypicallynotconsideredlivingorganisms.病毒：各种动物、植物和细菌的简单亚微观寄生虫之一，常引起疾病，主要由核糖核酸或脱氧核糖酸的一个核组成，周围有蛋白质包围。离开寄
3、主细胞不能复制本身，病毒通常不被认作为是生物体。Fungi:fungus的复数。AnyofnumerouseukaryoticorganismsofthekingdomFungi,whichlackchlorophyllandvasculartissueandrangeinformfromasinglecelltoabodymassofbranchedfilamentoushyphaethatoftenproducespecializedfruitingbodies.Thekingdomincludest
4、heyeasts,molds,smuts,andmushrooms.Famine:Adrastic,wide-reachingfoodshortage.饥荒：食物严重的，普遍的短缺。真菌：一种缺乏叶绿素和血管组织的真菌界真核生物，存在形式从一个单细胞到整个枝状菌丝体不等，经常可产生专化子实体。这一界生物包括酵母、霉菌、担子菌和蘑菇。chlorin:氯chlorinated:含氯的;氯化(了)的stratosphere:Theregionoftheatmosphereabovethetropospherea
5、ndbelowthemesosphere.平流层：位于对流层之上中顶层之下的范围的大气stratospheric:Of,relatingto,orcharacteristicofthestratosphere.平流层的：属于、关于平流层的或具有平流层的典型特征的1)Whereearlierpeoplelimitedabilitytoaltertheirsurroundings,wenowhavepowertoextractandconsumeresources,producewastes,andmodif
6、yourworldinwaysthatthreatenbothourcontinuedexistenceandthatofmanyorganismswithwhichwesharetheplanet.Translation2)Arelativelynewfield,environmentalscienceishighlyinterdisciplinary,integratingnatrualoftheworldaroudus.3)Whiletherearemanythingstoappreciateand
7、celebrateabouttheworldinwhichwelive,manypressingenvironmentalproblemscryoutforourattention.4)Comparedtotheconditionsonotherplanetsinoursolarsystem,temperaturesontheeartharemildandrelativelyconstant.Plentifulsuppliesofcleanair,freshwater,andfertilesoilarer
8、egeneratedendlesslyandspontaneouslybygeologicalandbiologicalcycles.5)Whethertherearesufficientresourcestosupport6billionhumans-letalone25billion-onasustainablebasisisoneofthemostimportantquestionsweface.6)Noonewants
