Mayn't
(=may not)的缩写
🗣️ 情景例句
What university are you attending?
你现在就读于哪所大学？
What is bred in the bone will not go out of the flesh.
生于骨中者不会出肉外。
You'd better finish the work today, and bring it tomorrow.
你最好今天完成这作业，明天把它带来。