Exchanging
v. 交换；兑换；交流（exchange的ing形式）
✅ 同义词
🗣️ 情景例句
There's coffee ready.
咖啡准备好了。
It'll take almost all my savings to buy the ticket.
买票将花了我几乎所有的积蓄。
I'll have to ring you back, as I need to have a look at my diary and I haven't got it with me.
我得（等会儿）再给你回电话，因为我要先看看我的日记，而我没有把它带在身边。