名词
中文翻译：救生筏
同义词：
['life raft', 'lifeboat', 'survival craft']
例句：
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1. The boat sank quickly in the stormy sea.
这艘船在暴风雨的大海中迅速沉没。
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2. They were rescued by a life raft after the shipwreck.
他们在船难后被救生筏救起。
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3. In case of emergency, they should always have a life raft on board.
万一发生紧急情况，他们应该总是有救生筏在船上。