1.life-sustaining 维持生命的
Our lungs fuel us with oxygen, the body's life-sustaining gas.
我们的肺给我们泵入氧气,我们维持生命的气体 。
2.bring back to life 使复活
Hospitals are places of great triumphs – when the seemingly dying are brought back to life.
医院是取得重大胜利的地方,那些似乎垂死者被抢救回来 。