polygon
polygon[ˈpɒlɪg(ə)n]noun- (Geometry)a plane figure with at least three straight sides and angles, and typically five or more
(几何)多边形,多角形
派生polygonaladjective语源- late 16th cent.: via late Latin from Greek polugōnon, neuter (used as a noun) of polugōnos 'many-angled'
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