Octahedron

[,ɒktә'hi:drәn]

解释:

(noun.) any polyhedron having eight plane faces.

编辑:帕梅拉--From WordNet

解释:

(n.) A solid bounded by eight faces. The regular octahedron is contained by eight equal equilateral triangles.

爱丽丝录入

解释:

n. a solid bounded by eight faces.—adj. Octahē′dral.

校对:瓦珥