Gingivitis
n. 齿龈炎
📖 牛津释义
gingivitis
n[U]
(medical 医) inflammation of the gums 龈炎.
🗣️ 情景例句
Garbage and chemical waste are destroying our water.
垃圾和化学废物正在破坏我们的水资源。
Then the woman simply took the parcel and walked out of the shop without paying.
然后,那妇女拿过包就走出了商场,根本没有付钱。
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