Haidingerite
[矿]砷钙石
🔁 扩展释义
【化】 砷钙石; 辉铁锑矿
🗣️ 情景例句
What do you do?
你现在做什么工作？
My father is vacationing in the north.
我父亲正在北方度假。
It has belonged to our family for a long time.
我们家有这件乐器已经很久了，