Exchanging
v. 交换；兑换；交流（exchange的ing形式）
✅ 同义词
🗣️ 情景例句
I think it's too easy.
我觉得它太简单了。
I shave, brush my teeth, and comb my hair.
我洗脸，刷牙，梳头。
You'll save time not waiting for the elevator.
你可以节省等电梯的时间。