deviceA contrivance or an invention serving a particular purpose， especially a machine used to perform one or more relatively1 simple tasks机器=instrument A device for recording2， measuring， or controlling， especially such a device functioning as part of a control system仪表
devoid3 of free of无的，免于的；摆脱了的
destructionThe act of destroying毁灭=demolition The act or process of wrecking4 or destroying， especially destruction by explosives.摧毁破坏
detectTo discover or ascertain5 the existence， presence， or fact of查明；发现=discover， sense To become aware of； perceive感觉意识到
detectableCan be discovered or ascertained6 the existence， presence， or fact可查明；可发现apparent， measurable，sizable
deriveTo obtain or receive from a source得到=obtain，
To issue from a source； originate起来自于=stem from
depressionAn area that is sunk below its surroundings； a hollow下陷处=low
depressedLow in spirits； dejected情绪低落的；沮丧的=saddened
depositTo put or set down； place放置=place， lay
depleteTo decrease the fullness of； use up or empty out消灭，用完或用光=exhaust， run out
denseHard to penetrate7； thick浓厚的=thick， heavy
delicateMarked by sensitivity of discrimination敏锐的=sensitive
Easily broken or damaged脆弱的=fragile
delicateConsiderate of the feelings of others体贴的=careful， intentionally8
deftQuick and skillful； adroit灵巧的=skilled
extractTo remove for separate consideration or publication； excerpt摘录=remove
extendTo stretch or spread （something） out to greater or fullest length延伸=increase， stretch， outspread
extensiveLarge in extent， range， or amount广大的=wide， far from reaching
exponentialContaining， involving， or expressed as an exponent指数的=rapid， increase
exertTo bring to bear； exercise对施加=apply To putsintosaction用，运用，=cause
exhibitionThe act or an instance of exhibiting展览=display
exorbitantExceeding all bounds， as of custom or fairness过高的，昂贵的=expensive
expandTo increase the size， volume， quantity， or scope of； enlarge扩大=increase
excessiveExceeding a normal， usual， reasonable， or proper limit过量的=extreme Extending far beyond the norm过分的
exclusionThe condition or fact of being excluded.排除或被排除的状况keep out of躲开；置身于以外
execution制作=create
exaltedLofty； sublime9； noble高的，崇高的；高贵的=superior Of great value or excellence10； extraordinary价值巨大或品质优越的；突出的
exceedTo be greater than； surpass比更好；超越=surpass
excelTo show superiority； surpass others胜过=be superior
exceptionalWell above average； extraordinary杰出的=extraordinary
exceptionallyDeviating widely from a norm， as of physical or mental ability特殊的=abnormally，
Being an exception； uncommon例外的=extremely
evidentEasily seen or understood； obvious显然的=apparent Readily understood； clear or obvious显然的
evolveTo undergo gradual change； develop进步=develop
erodeTo wear （something） away by or as if by abrasion腐蚀，侵蚀=wear away
equivalentEqual， as in value， force， or meaning相等的=interchangeable That can be interchanged可以相互交换的
entitySomething that exists as a particular and discrete11 unit实体=object Something perceptible by one or more of the senses， especially by vision or touch； a material thing物体
enormousVery great in size， extent， number， or degree巨大的=tremendous， huge
emitTo give or send out matter or energy发射=give off发出，放出（蒸汽、气味等）
employTo put to use or service投入用=use
enactmentTo act （something） out， as on a stage饰演=performance， pass
emergeTo comesintosexistence发生使出现=appear， spring up
embedTo cause to be an integral part of a surrounding whole包埋=encase To enclose in or as if in a case把装箱
elaborateTo become elaborate变得复杂=complicate To make or become complex or perplexing使复杂或让人困惑
elaboratelyPlanned or executed with painstaking12 attention to numerous parts or details精心制作的=done in great detail
fuseTo mix （constituent13 elements） together by or as if by melting； blend.熔合=combine
furnishTo supply； give提供；提供=provide
fragmentA small part broken off or detached.碎片=piece A portion or part that has been separated from a whole
forbidTo command against the doing or use of （something）； prohibit严禁=ban
forageTo wander in search of food or provisions搜索粮食=feed To give food to； supply with nourishment给予食物
floatTo move from place to place， especially at random漂移=drift along
fertileRich in material needed to sustain plant growth肥沃的=rich Abounding， especially in natural resources肥沃的；丰富的
factionAsgroupsof persons forming a cohesive， usually contentious minority within a larger group小集团=side One of two or more opposing inpiduals， groups， teams， or sets of opinions派
grazeTo feed on （herbage） in a field or on pastureland放牧=feed
gorgeousDazzlingly beautiful or magnificent耀眼的；漂亮的；眩目艳丽的=magnificent， beautiful
globalOf， relating to， or involving the entire earth； worldwide全球的=worldwide
give way to 让路，让步=be replaced by ，=turnsintos
geneticAffecting or affected by genes影响基因的或被基因影响的=heredity The genetic transmission of characteristics from parent to offspring遣传
gapAn opening in a solid structure or surface； a cleft or breach豁口=opening A breach or an aperture缺口
