rhombic triacontahedron
短语词形变化
rhombic triacontahedra
复数
释义与例句
n.
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1.
A convex polyhedron that has 30 congruent rhombic faces, 60 edges and 32 vertices of two types (twenty 3-edge and twelve 5-edge) and is the Catalan solid dual to the icosidodecahedron.
数学