Annular ulcer
[医] 环状溃疡
🧩 词语组成解析
annular
[['ænjulə]]
a. 环形的\\n[医] 环状的
ulcer
['ʌlsə]
n. <医>溃疡;腐烂物;道德败坏;
🗣️ 情景例句
I'm a student of the world; in other words I flunked out of high school.
我是社会学生，换句话说，我高中后就辍学了。
How did you go?
你怎么走？
and some of these propositions have been violently opposed.
对风俗的研究才是全面的，才会有收获。