Barnhardtite
块黄铜矿
🗣️ 情景例句
I can't drop the price any further, the owner doesn't allow it.
我不能再进一步砍价了，卖主不肯让步。
I imagine it was part of a dinosaur.
我猜那是恐龙的一部分骨骼。
Then knowledge began to be accumulated according to a systematic plan.
于是，知识便开始有系统有计划地积累起来。