Commutations
(commutation 的复数) n. 交换, 变换, 代替\\n[电] 整流
🗣️ 情景例句
I have a lot of work to do to get ready for tomorrow.
我得为明天做许多准备工作。
Sorry. But, but... I wanted to play barber.
对不起，可是，我真的想当理发师。
It's dangerous!
危险！