Eschwegeite
碳黑稀金矿, 红烯金矿
🗣️ 情景例句
Give me a discount.
给我打个折吧。
I'm sorry,but both of them are busy right now.
很抱歉他们现在很忙。
My dentist had just pulled out one of my teeth and had told me to rest for a while.
我的牙科医生刚刚给我拔掉了一颗牙，叫我休息一会儿。