Cruveilhier's ulcer
[醫] 克律韋利埃氏潰瘍, 單純性胃潰瘍
?? 詞語組成解析
ulcer
['?ls?]
n. <醫>潰瘍;腐爛物;道德敗壞;
??? 情景例句
Who was it?
誰來的電話
They are so busy these days, that they don't even have time for their friends.
他們最近忙得沒法和朋友見面。
Well done! You are always doing a good job!
干得不錯！你總是干得很出色！