Plicadentin
放射状牙质
🗣️ 情景例句
I don't want to flip hamburgers for the rest of my life.
我可不想把后半辈子全用在翻汉堡上。
When I'm going to buy a TV set next time, I'll buy a console model.
下次买电视机的时候，我买叫大屏幕的。
Yes, we have to double it.
是的，我们必需加倍。