life-support system

劍橋詞典

(also life support [ 不可數(shù)或單數(shù)名詞：沒(méi)有復(fù)數(shù)形式的名詞 ])
the equipment used to keep a person alive when they are very ill , or injured
生命維持系統(tǒng)（或設(shè)備）
He's been on a life-support system since the crash . 自從發(fā)生車禍后，他就一直依賴生命維持系統(tǒng)。

the natural structures and systems that are necessary for living things, especially humans , to be able to live
（尤指人類的）生命維持體系，生態(tài)環(huán)境
The lack of rain is threatening all the region's life-support systems (= the earth , trees and rivers ). 降雨稀少正威脅著該地區(qū)的整個(gè)生態(tài)環(huán)境。 返回 life-support system