Dental ulcer
[医] 牙原性溃疡
🧩 词语组成解析
dental
['dentl]
adj. 牙齿的;牙科的;（辅音）齿音的;
n. 齿音;
ulcer
['ʌlsə]
n. <医>溃疡;腐烂物;道德败坏;
🗣️ 情景例句
Oh, that's a very good school.
哦， 那是个好学校。
We'll leave some evenings free,that is,if it is all right with you.
如果你们愿意的话，我们想留几个晚上供你们自由支配。
During a second trip to the USA in 1912.
在1912年第二次赴美期间。