单词 | 辉银矿 |
释义 | 〔argentite〕A valuable silver ore, Ag2S, with a lead-gray color and metallic luster that is often tarnished a dull black. 辉银矿:一种有价值的银矿,Ag2S,银灰色,具金属光泽,常失去光泽而成为暗黑色 |
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