Noncommuting
非对易的
🗣️ 情景例句
Mary, I'm glad you called me.
Mary，很高兴你给我打电话。
We have agreed on all terms in the contract. Shall we sign it next week?
我们对合同各项条款全无异议，下周签合同如何？
What happened to me?
我出了什么事？