Proctitis ulcerosa
[医] 溃疡性直肠炎
🧩 词语组成解析
n. [医]直肠炎
🗣️ 情景例句
You will never guess.
你绝对猜不到。
We have mainly adopted some usual international practices.
我们主要采取了一些国际上的惯例做法。
With experience, and with improved apparatus,
根据经验和改进了的仪器，