Commutativity
[计] 可交换性
🗣️ 情景例句
Sit down, Robbie. Let's get to work.
坐下来 ，Robbie， 让我们开始做功课吧。
Father has prescribed a course of action for my bother.
父亲指使弟弟的行动。
Just like London!
就像伦敦一样！