Choledochoscope
胆道镜; 胆管镜
🗣️ 情景例句
Is something bothering you?
有什么事烦你吗？
I graduated from Yale University 5 years ago.
五年前，我从耶鲁大学毕业。
The house has many large rooms and there is a lovely garden.
这栋房子里有许多房间，还有一个漂亮的花园。