| 单词 | polygon |
| 释义 | polygon n. a plane figure with many (usu. a minimum of three) sides and angles. Phrases and idioms polygon of forces a polygon that represents by the length and direction of its sides all the forces acting on a body or point. Derivatives polygonal adj. Etymology: LL polygonum f. Gk polugonon (neut. adj.) (as POLY-(1) + - gonos angled) |
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