Bieberite
n. [矿]赤矾, 钴矾
🗣️ 情景例句
Please look us up.
请和我们联络。
My brother took lessons on the trumpet for nearly ten years.
我的兄弟有将近10年的时间听小号的课了。
I can wait, but my toothache can't!
我倒是可以等。可是我的牙痛等不了啊！