Sdj
[医][=sigmoid-descending colon junction]乙状结肠降结肠交接处
🗣️ 情景例句
Please don't worry, Marilyn.
请别担心， Marilyn。
He speaks English fluently.
他讲英语很流利。
On the first lap, Class 3 were in front.
在跑第一圈时，3班在前边。