germanium
柯林斯词典
1. N a brittle crystalline grey element that is a semiconducting metalloid, occurring principally in zinc ores and argyrodite: used in transistors, as a catalyst, and to strengthen and harden alloys. Symbol: Ge; atomic no: 32; atomic wt: 72.61; valency: 2 or 4; relative density: 5.323; melting pt: 938.35°C; boiling pt: 2834°C 鍺
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germanium /dʒɜːˈmeɪnɪəm/
剑桥词典
- a chemical element with unusual electrical characteristics that allow it to be used in semiconductors
鍺（一種有不尋常的電子特征的元素，用於半導躰） 返回 germanium