Sigmoidoscope
n. 乙状结肠镜\\n[医] 乙状结肠镜
🗣️ 情景例句
Stopping by Woods on a Snowy Evening.
雪夜林边小驻足。
Good morning, ladies and gentlemen. It's very satisfying to see so many of you here.
各位女士各位先生，早上好，在这里见到你们大家使人感到非常满意。
However, there are undoubtedly some wrong ways,
然而，却毫无疑问地有几种错误的方法。