Commutations
(commutation 的复数) n. 交换, 变换, 代替\\n[电] 整流
🗣️ 情景例句
Crossing the Luohu border is a nightmare on holidays and weekends.
节日或者周未过后边毕业班检查站简直就是场恶梦。
Don't put the cart before the horse.
勿本末倒置；勿倒果为因。
The negotiations on the rights and obligations of the parties under contract turned out to be very successful.
就合同保方的权利和义务方面的谈判非常成功。