Understudied
v. 练习做临时演员( understudy的过去式和过去分词 )
🗣️ 情景例句
Just because you major in English, don't think that you will have mastered real English.
不要以为你是英语专业的就能精通“真正”的英语。
A bargain is a bargain.
达成的协议不可撕毁。
Is there any way of ensuring we'll have enough time for our talks?
我们是否能保证有充足的时间来谈判？