Pellagral gingivitis
[医] 糙皮病性龈炎, 蜀黍红斑性龈炎
🧩 词语组成解析
[医] 糙皮病的, 蜀黍红斑的
n. 齿龈炎
🗣️ 情景例句
We're not?
不在这里？
You were late again this morning. I think you had better start being on time.
你早晨又迟到了，我想你最好开始守时。[托福]
who has beenworking or worrying about serious things for six days,
为严肃的公务操劳或烦恼了6天的