Understudying
v. 练习做临时演员( understudy的现在分词 )
🗣️ 情景例句
Excuse me. Is this seat taken?
对不起 ，请问这个座位有人吗？
It's only a suggestion,and you can do what you please.
它仅仅是一个建议，你能做你喜欢的东西。
He will blame you for carelessness.
他会责备你的粗心大意。