rhombododecahedron
n. 斜方十二面体
例句
Almandine being red-brown rhombododecahedron consists of iron, aluminium and silicon, containing trace elements of calcium and magnesium.
铁铝榴石呈红褐色,菱形十二面体晶形,化学成分以铁、铝、硅为主,含钙、镁等微量元素。