P.u.o.
[医] 未知热(发热原因不明)
🗣️ 情景例句
Learning foreigh languages should be fun.
学习外语应该是乐趣无穷的。
I have just finished my work.
我刚刚完成我的工作。[表示刚刚完成的动作]
This letter's full of mistakes. I want you to type it again.
这封信里错误百出。我要你重打一遍。