Pmf
abbr. probable maximum flood(ing) 可能最大血崩，可能性最大洪水
🗣️ 情景例句
He had an emergency.
他有紧急事情。
Would you ask her to call Larry Ruskin at 8 36-2550?
请你让她给拉里i拉斯金挂个电话好吗？电话号码是:836-2550。
There is a bridge over the river.
河上有一座桥。