Hydroxyapatite
[化] 羟磷灰石; 羟基磷灰石\\n[医] 羟磷灰石
🗣️ 情景例句
It's Alexandra.
是Alexandra。
Please call before you come,otherwise we might not be home.
请在你来前打一下电话来,否则我们可能不在家。
Of course.I think there are a few in that box.
当然可以。我想那个盒子里有一些。