Plicadentin
放射状牙质
🗣️ 情景例句
My favorite non-work activity is …
我业余时间最喜欢做的就是跳舞。
We had expected much lower prices.
我们希望报价再低一些。
The skins were used for making tents and water containers.
还可以用野牛皮制作帐蓬和装水的容器。