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
How much for a one-way ticket to New York?
去纽约的单程票多少钱？
I never expected him to be so great.
我没有想到他会是那么了不起。
Roy acted quickly and drove the bus straight at the thieves.
罗伊行动迅速，开车直冲窃贼而去。