P.u.o.
[医] 未知热(发热原因不明)
🗣️ 情景例句
What's the capital city of France?
法国的首都是哪里？
Come in, please.
请进。
Many of the cars broke down on the course and some drivers spent more time under their cars than in them!
很多汽车在途中就抛了锚，而有些驾驶员花在汽车底下的时间比坐在汽车里面的时间还长。