| 单词 | tetradymite |
| 释义 | Word Frequency tetradymite(tɛˈtrædɪˌmaɪt) noun a grey metallic mineral consisting of a telluride and sulphide of bismuth. Formula: Bi2 Te2S Word origin C19: from Late Greek tetradumos fourfold, from Greek tetra- + didumos double |
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