预约成功
break off
突然住口;折断;断绝(关系);暂停(工作)，休息一会
例句：He broke off in the middle of a sentence.
他一句话只说了一半就停住了。
The door handle has broken off.
门的把手断了。
She broke off a piece of chocolate and gave it to me.
她掰下一块巧克力给我。
He broke off relations with his family.
他与家庭断绝了一切联系。
Let's break off work for a few minutes.
我们把工作暂停几分钟。
Let's break off for half an hour and have some tea.
让我们小憩半小时喝点茶。
