Choledocholithotripsy
[医] 胆总管碎石术
🗣️ 情景例句
OK, everybody.
好啦 各位。
It's a once in a lifetime chance.
这是一生难得的机会。
I want to take some books to the classroom. Could you help me, please?
我想把一些书拿到教室里，你能帮个忙吗？