Epigenite
砷硫铜铁矿
🗣️ 情景例句
But this is what you've been working for all these years.
但你多年来的工作 为的就是这个呀。
We've gone over quite a lot. Shall we take a break?
我们已进行很久了，让我们休息一下好吗？
I don't want to argue about it any more.
我不想为这件事再和你争吵。