Gingivitis
n. 齿龈炎
✅ 同义词
📖 牛津释义
gingivitis
n[U]
(medical 医) inflammation of the gums 龈炎.
🗣️ 情景例句
I thought you might be hungry.
我想你大概饿了。
If you want a thing (well) done, do it yourself.
要想做好事情，就要自己动手。
Once on the boat, they were taken bolow and their chains were fixed to two bars that ran the length of the ship.
一上船，他们就被带进底舱，他们的镣铐就被拴在两根从船的一头伸到另一头的铁杆上。