Sigmoidoscope
n. 乙状结肠镜\\n[医] 乙状结肠镜
🗣️ 情景例句
Hi, John, what's going on?
嗨，约翰，你都在做些什么事啊？
Where can I find a cheap coffee perk for my dorm room?
哪儿可以找到在我宿舍使用的廉价滤式咖啡壶呢？
Who was that?
那是谁？