Cellular cementum
[医] 含细胞牙骨质
🧩 词语组成解析
n. 牙骨质, 水门汀
🗣️ 情景例句
He's an extremist, and quite fanatical.
他是个极端分子，非常狂热。
How much is this meat per pound?
每磅肉要多少钱？
Two hours later, I was talking angrily to the station master at Westhaven.
两小时后，我气呼呼地同威斯特海温站站长说起此事。