Understudied
v. 练习做临时演员( understudy的过去式和过去分词 )
🗣️ 情景例句
Why does it have to be one or the other?
为什么非得有这个就没有那个？
To climb stairs
爬楼梯
On her way home she bought a new pen at a shop.
回家路上，她在一家商店买了一支新钢笔。