P.u.o.
[医] 未知热(发热原因不明)
🗣️ 情景例句
He was ill at ease with people whom he didn't understand.
他和不熟悉的人在一起感到不自在。
Have some decency!
正经点！
What a delicious supper! Next time you must come to us.
多好吃的一顿饭呀！下次你要到我们家作客啊！