Still powered by a life support machine.

仍由机器维持跳动新心脏。

It's kind a cool if you think about it. You'll be like your baby's life support machine.

你们想想，其实很酷的。你将成为孩子的生命维持机器。

He and his wife took the painful decision to switch off their son’s life support machine.

【painful】他和妻子痛苦地决定切断儿子的生命维持器。