icosagon
二十边形, 二十角形
发音
US
词形变化
icosagons
复数
icosagons
释义与例句
n.
-
1.
A polygon with twenty sides and twenty angles.
二十边形
数学1993 The upper half of a regular icosagon frame is folded. - author? - Space Structures 4
词源
From Ancient Greek εἰκοσάγωνος (eikoságōnos, “having twenty sides”), from εἴκοσι (eíkosi, “twenty”) + γωνία (gōnía, “angle”). Equivalent to icosa- + -gon.
来源:wiktionary