Sigmoidoscope
n. 乙状结肠镜\\n[医] 乙状结肠镜
🗣️ 情景例句
Be our guest.
请随意。
To learn obeying is the fundamental art of governing.
学会顺从是管理的基本艺术。
No matter how hard I tried, it was impossible to fill this beautiful pen with ink and to this day it has never written a single world!
然而不管我如何摆弄，那枝漂亮的钢笔就是吸不进墨水来。直到今天，那枝笔连一个字也没写过！