Scheebergite
锑铁钙石
🗣️ 情景例句
Yes. At our company, quality control si very important.
是的。在我们公司，质量管理非常重要。
I know the boy whose father is a captain.
我知道那个男孩的父亲是船长。
We are prohibited from smoking on school grounds.
我们被禁止在校园内抽烟。