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
They had some ideas about getting the place fixed up.
他们对于怎么样修复这个地方有些构想。
How awful.
多可怕呀！
Next Friday? Why, what's happening? I'm going away for the weekend.
下星期五？嗨，到底有什么事情？我要外出度周末。