Understudying
v. 练习做临时演员( understudy的现在分词 )
🗣️ 情景例句
He just loves that teddy bear
他就喜欢这个玩具熊
It's easy to fall into a trap, but hard to get out again.
堕入陷阱易，脱离陷阱难。
I think it's under the table.
我想可能在桌子底下。