Simple gingivitis
[医] 单纯性龈炎
🧩 词语组成解析
n. 齿龈炎
🗣️ 情景例句
There's another advanced class today at four o'clock.
今天下午四点钟还有一次高级班。
Diligence is the mohter of success.
勤奋是成功之母。
that bodies and the can be rapidly covered over and preserved.
尸体之类的东西才能被迅速地覆盖而保存下来。