Sigmoidotomy
[医] 乙状结肠切开术
🗣️ 情景例句
I have just begun to learn and my serve isn't very good.
我刚刚开始学习，发球不太好。
I'm glad to hear about your promotion.
我很高兴得知你升了职。
But which language is the most widely spoken in the world?
但是世界上哪种语言运用最广泛？