polyhedron
noun /ˌpɒliˈhiːdrən/
/ˌpɑːliˈhiːdrən/
(plural polyhedra
(geometry /ˌpɒliˈhiːdrə/
/ˌpɑːliˈhiːdrə/
, polyhedrons)- a solid shape with many flat sides, usually more than six
Topics Colours and Shapesc2多面体(通常多于六面) 词源late 16th cent.: from Greek poluedron, neuter (used as a noun) of poluedros ‘many-sided’.