Pmf
abbr. probable maximum flood(ing) 可能最大血崩，可能性最大洪水
🗣️ 情景例句
What's the difference between A and B?
A和B有什么不同？
I'd like to have you come to my house for dinner sometime.
改天请到我家来吃饭。
Nothing much. Why?
没啥事。怎么啦？