Icosahedron

[,aikәsәu'hedrәn]

解释:

(noun.) any polyhedron having twenty plane faces.

手打:奥斯伯特--From WordNet

解释:

(n.) A solid bounded by twenty sides or faces.

校对:卢埃林

解释:

n. (geom.) a solid having twenty equal sides or faces.—adj. Icosahē′dral.

德洛丽丝校对