Rodnt ulcer
[医] 侵蚀性溃疡
🧩 词语组成解析
ulcer
['ʌlsə]
n. <医>溃疡;腐烂物;道德败坏;
🗣️ 情景例句
Trees, grass.
有绿树 ，有草地。
But she doesn't have much experience.
但她没有太多经验。
Instead of becoming a doctor, however, he became a successful writer of detective stories.
然而，他后来没当上医生，却成了一位成功的侦探小说作家。