Understudied
v. 练习做临时演员( understudy的过去式和过去分词 )
🗣️ 情景例句
What's the difference between A and B?
A和B有什么不同？
Check-in time is 8:45.
8点45分办理登机手续。
I can't see. I think they're in her pencil-box.
我看不到。我想大概在她的铅笔盒里。