Ppn
abbr. precipitation 降水; 沉淀; 雨量; proportion 比例
🗣️ 情景例句
Bob speaking.
我就是鲍勃。
I wonder what he's doing.
我不知道他在做什么。
I have just received a letter from my old school, informing me that my former headmaster,
我刚刚收到母校的一封信，通知我说以前的校长