Lubricating
润滑的
✅ 同义词
🗣️ 情景例句
When was it built?
它是什么时候建造的？
Don't bother.
不用麻烦了。
Mr. Green doesn't climb down the chimney. He waits until the children are asleep.
格林先生不从烟囱上爬下来，他等候孩子们都睡熟。