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

  • Used as a semiconductor crystal in early radio detectors

一种重的金属灰色矿物,硫化铅(PbS),最重要的铅矿石

  • 曾用作早期检波器的半导体晶体

Archaic: a remedy or antidote for poison; theriac

古称:解毒剂或万应药(提亚克)