Choledochectomy
胆总管部分切除术
🗣️ 情景例句
He never speaks unless he is spoken to.
除非别人先对他开口，他从不先开口。
I meet the boy whose aunt is a musician.
我遇到那个男孩的姑妈是音乐家。
Are we going there by bus?
我们要乘公共汽车去吗？