Brushite
透钙磷石
🗣️ 情景例句
lots of things to do.
许多事情要做。
An owl is the king of the night.
猫头鹰是黑夜之王。
I would like you to change this blouse, or else give me my money back.
我想要你换掉这件衬衣，要不就把钱退给我。