Datholite
硅硼钙石
🗣️ 情景例句
Why, yes.
当然可以。
Whe angry, count ten before you speak; if very angry, a hundred.
怒时数十再说话，大怒数百方开言。
I'm afraid I didn't, officer.I must have been dreaming.
恐怕我没有看见，警官。我一定思想开小差了。