Benjaminite
铜银铅铋矿
🗣️ 情景例句
I think I've got them all, but I'm not sure.
我想我都已经拍齐了， 但我不能肯定。
I'm glad our negotiation has come to a successful conclusion.
我很高兴这次洽谈圆满成功。
I get up at six o'clock.
我六点起床。