Lithureteria
[医] 输尿管结石病
🗣️ 情景例句
I think you ought to
我觉得，你们应该
What we are ignorant of is immense.
我们不知道的东西多得不可胜数。
Oh, thanks very much. I'd love to. What time is it going to start?
噢，非常感谢。我当然想去。聚会什么时候开始？