Understudying
v. 练习做临时演员( understudy的现在分词 )
🗣️ 情景例句
He had an emergency.
他有紧急事情。
He didn't say anything as to where he would go.
关于他的去处他什么也没说。
How about taking the damaged portion at a lower price?
损坏的那一部分就算便宜一点，如何？