Ulcus exedens
[医] 侵蚀性溃疡
🧩 词语组成解析
溃疡
🗣️ 情景例句
Sorry, I don't quite understand why...
对不起，我不太理解为什么…
The chemist is testing enzymes.
化学家在试验着酶。
Yes, we only have one more item to take care of.
是啊，要谈的只剩下一项而已了。