Ulcus ambulans
[医] 崩蚀性溃疡
🧩 词语组成解析
溃疡
🗣️ 情景例句
My wife died four years ago.
我妻子四年前去世了。
It's about time!
正是时候。
I'm doing a word puzzle in this newspaper.
我在猜报纸上的字谜。