Lifebelt
n. 救生带, 救生圈
✅ 同义词
📖 牛津释义
lifebelt
(also lifebuoy), n ring of buoyant or inflatable material used to keep afloat a person who has fallen into water 救生圈.
🗣️ 情景例句
Susan, will you marry me?
Susan，你愿意嫁给我吗？
I had a shot of penicillin.
我打了一针青霉素。
When will we hear something from him?
什么时候会有消息呢？