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单词 pendecagon
释义 pendecagon rare.|pɛnˈdɛkəgən|
[Short for *pentedecagon, f. Gr. πέντε five + δέκα ten + -γωνος -angled.]
A plane figure having fifteen angles and fifteen sides: = quindecagon.
1695W. Alingham Geom. Epit. 95 It is also necessary to inscribe a pentagone in a Circle, as also a pendecagone.
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更新时间:2024/9/20 1:09:52