| 释义 |
life-support system
UK ['laɪf.səˌpɔ:tˌsɪs.təm] US [-ˌɔ:rt-] noun countable
■the equipment used to keep a person alive when they are very ill or injured 生命维持系统（或设备）•He's been on a life-support system since the crash.自从发生车祸后，他就一直依赖生命维持系统。 ■the natural structures and systems that are necessary for living things, especially humans, to be able to live （尤指人类的）生命维持体系，生态环境•The lack of rain is threatening all the region's life-support systems (= the Earth, trees and rivers).降雨稀少正威胁着该地区的整个生态环境。 |