Cemental gingiva
[医] 牙骨质龈
🧩 词语组成解析
a. 白垩质的
n. 齿龈
🗣️ 情景例句
It's almost lunchtime, and no fish yet.
差不多到午餐时间了， 还没钓到鱼。
Bacchus has drowned more men than Nepture.
酒神淹死的人比海神多。
No, Mrs Brown. Your son's trouble is very common these days. It happens all the time. It comes and goes very quickly. He'll get well soon.
是的，布朗太太。你儿子的毛病现在是极常见的，经常有的。它来得快，去得也快。他不久就会好的。