Chalcocitization
辉铜矿化(作用)
🗣️ 情景例句
I have an announcement to make.
我要宣布一件事。
If your price is unacceptable, our end-users will turn to other suppliers.
如果您的价格难以接受，我们的客户就会转向其他的供应商。
'I don't think the windows need cleaning at this time of the night.
“我看不必在夜里这个时候擦窗子吧。