单词	lifespan
释义	English Business lifespannoun [ C ] uk/ˈlaɪf.spæn/us/ˈlaɪf.spæn/ C2 the length of time for which a person, animal, or thing exists: The average human lifespan in the developed countries has increased over the last hundred years. The project's lifespan is estimated at about five years. Thesaurus: synonyms and related words Life and living alive animate borrow cheat cheat death idiom co-exist hold immortal inanimate last last out lead 1 life cycle life expectancy living longevity outlive subsist subsistence survivable See more results » lifespannoun [ C ] uk/ˈlaɪfspæn/us the length of time for which something exists or lasts: It is battery operated and has a lifespan of two to three years. over sth's lifespan Water entering the reservoir over its lifespan adds decaying plant matter.
随便看	emphatically emphysema empire empirical empirically empiricism empiricist emplacement employ employability employable employed employee employee assistance program employee assistance programme employee benefit employee buyout employee compensation employee dispute employee handbook employee involvement employee leasing employee manual employee ownership employee participation