Cementoid
[医] 牙骨质样的, 前期牙骨质
🗣️ 情景例句
Yes. Have you got any seats left on the 10th at 7:30 a.m. to HongKong?
是的。你们还有10号早上7点半去香港的机票吗？
Is that a car?
那是一辆小汽车吗？
Later we learnt that there was a very important person on board.
后来我们才得知，飞机上坐了一位非常重要的人物。