| 单词 | ideal solid |
| 释义 | ideal solid (extremely rare) n WORD FAMILY ideal solid n any one of five solids whose faces are congruent regular polygons and whose polyhedral angles are all congruent Syn|Hypo|Hyper Platonic body, Platonic solid, regular convex polyhedron, regular convex solid, regular polyhedron regular tetrahedron a tetrahedron with four equilateral triangular faces cube, regular hexahedrona hexahedron with six equal squares as faces regular dodecahedrona dodecahedron with twelve regular pentagons as faces regular octahedronan octahedron with eight equilateral triangles as faces regular icosahedronan icosahedron with twenty equilateral triangles as faces tesseractthe four-dimensional analogue of a cube quadratea cubelike object polyhedron a solid figure bounded by plane polygons or faces |
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