Pmf
abbr. probable maximum flood(ing) 可能最大血崩，可能性最大洪水
🗣️ 情景例句
He visited with Grandma and me in Florida
他到Florida看过祖母和我
One has lived too near a wood to be frightened by owls.
深知底蕴，不以为怪。
You're so smart.
你非常聪明。