正多胞形

convex polytope

first month of the lunar year

straight / upright / proper / main / principal / to correct / to rectify / exactly / just (at that time) / right (in that place) / (math.) positive

many; much / too many; in excess / (after a numeral) ... odd / how (to what extent) (Taiwan pr. [duo2]) / (bound form) multi-; poly-

placenta / womb / born of the same parents

polytope

to appear / to look / form / shape