Hisingerite
[矿]硅铁石, 黑高岭土
🗣️ 情景例句
I can't thank you enough for all the work you've done.
对于你所做的一切我真不知道如何感谢你才好。
Four eyes see more than two.
人多识广。
At the moment in my country there are very few such schools.
目前在我国这类学校太少了。