Aphthous ulcer
[医] 口疮性溃疡
🧩 词语组成解析
[医] 口疮的
ulcer
['ʌlsə]
n. <医>溃疡;腐烂物;道德败坏;
🗣️ 情景例句
You don't seem very enthusiastic about his suggestion.
你似乎对于他的建议并不很感兴趣。
Every dog has his day, and every man his hour.
人人都有得意的日子。
This material looks nice. And so does this one.
这种料子看来不错，这个也很好。