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
Are we picking him up at the station?
我们要去车站接他吗？
have you invited any friends?
你邀请朋友吗？
He told me that he would give up his job.
他告诉我他要辞职。