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单词 tetradymite
释义 tetradymite
 /te trad"euh muyt'/,  n.  
 a mineral, bismuth telluride and sulfide, Bi2Te2S, occurring in soft-gray to black foliated masses.
 [1840-50; < Gk tetrádym(os) fourfold (see TETRA-, DIDYMOUS) + -ITE1; modeled on G Tetradymit]
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更新时间:2024/11/14 4:26:32