Osteodentin
[医] 骨性牙质
🗣️ 情景例句
But I think you two can have a good time together without me.
但我觉得， 我不去你们也会玩得很开心。
Christmas comes but once a year.
佳节良辰，机会难得。
We black people of Birmingham want equal rights.
我们伯明翰的黑人要求享有平等权利。