| 单词 | icosahedron |
| 释义 | icosahedron /ī-kos-ə-hēˈdrən/ (geometry)noun (pl icosahēˈdrons or icosahēˈdra)A solid with twenty plane faces ORIGIN: Gr eikosi twenty, and hedrā a seat icosahēˈdral adjective icositetrahēˈdron noun (pl icositetrahēˈdrons or icositetrahēˈdra) (Gr tetra four) a solid figure with twenty-four plane faces |
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