Nephrolithic
[医] 肾石的
🗣️ 情景例句
whom I think you've met once or twice before.
我想你以前见过他一两次面。
May I ask you a question?
我可以向您提个问题吗？
I counted seven old cars and three old refrigerators.
我数了一下，有7辆旧汽车和3上旧冰箱。