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单词 icosahedra
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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更新时间:2024/12/23 6:10:32