柯林斯詞典life raft (also life-raft) (life rafts) 1. N-COUNT A life raft is a small rubber boat carried on an aircraft or large boat which can be filled with air and used in an emergency. 救生筏; 充氣救生艇 返回 life raft劍橋詞典a type of boat that is carried on a large ship and is used in emergencies , for example when the ship is sinking , to take people to safety 救生筏 返回 life raft