Exchanging
v. 交换；兑换；交流（exchange的ing形式）
✅ 同义词
🗣️ 情景例句
What did you do?
那你怎么办呢？
What a boring movie it is!
多么无聊的一场电影啊。
You forget that I was a medical student once upon a time.'
你忘了我以前是学医的了。”