英文英文字典

英文英文字典

古腾堡计划中的在线英语-英语词典

结果

Trapezohedron的结果

Trapezohedron (n.)
A solid bounded by twenty-four equal and similar trapeziums; a tetragonal trisoctahedron. See the Note under Trisoctahedron.
Trapezohedron (n.)
A tetartohedral solid of the hexagonal system, bounded by six trapezoidal planes. The faces of this form are common on quartz crystals.