Choledochography
[医] 胆总管照相术, 胆总管造影术
🗣️ 情景例句
My mother doesn't mind who comes to stay, she's very easy-going.
我母亲不在乎有什么人来往，她十分随和。
It's incredible.
令人难以置信。
How often do you write?
你们隔多久写信？