a parallelepiped bounded by six similar faces (either rhombuses or parallelograms)
rhombohedron详细解释
rhom.bo.he.dron n.（名词）【复数】rhom.bo.he.drons 或 rhom.bo.he.dra [-dr…] 缩写 rhbdr.A prism with six faces, each a rhombus.菱形体，六面体：具有六个面的棱柱，各面均为菱形 【引伸】 rhom.bohe.dral
