Corrosive ulcer
[医] 腐蚀性溃疡, 坏疽性口炎
🧩 词语组成解析
ulcer
['ʌlsə]
n. <医>溃疡;腐烂物;道德败坏;
🗣️ 情景例句
Thank you, Mr. Wang. See you later.
谢谢您，王先生。再见！
Here's your change.
这是找你的钱。
Custom has not commonly been regarded as a subject of any great moment.
风俗一般未被认为是什么重要的课题。