Commutations
(commutation 的复数) n. 交换, 变换, 代替\\n[电] 整流
🗣️ 情景例句
Well, I've thought a lot about which college,
嗯， 我为了上哪一所大学想了很多，
I'd like to sit in the front of the plane.
我要坐在飞机前部
Yes, I'm sorry about that.
是的，那件事我很抱歉。