tetradymite /,te'trædi,mait/ 📖 中文释义 n. [矿]辉碲铋矿 📘 English Definition(英文释义) n. A telluride of bismuth. It is of a pale steel-graycolor and metallic luster, and usually occurs in foliated masses.Called also telluric bismuth. ← tetrads T 字母词表 tetradynamia →