GALENA
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示例
Miners extracted galena from the vein using careful blasting.
矿工用谨慎的爆破从矿脉中开采方铅矿。
定义
A heavy, metallic-gray mineral, lead sulfide (PbS), the chief ore of lead
一种重的金属灰色矿物,硫化铅(PbS),最重要的铅矿石
Archaic: a remedy or antidote for poison; theriac
古称:解毒剂或万应药(提亚克)