heptagon
/ˈheptəgən/noun
- a plane figure with seven straight sides and angles七边形, 七角形。
派生词
heptagonal
adjective词源
late 16th cent.: from Greek heptagonon, neuter (used as a noun) of heptagonos 'seven-angled'.
单词 | heptagon |
释义 | heptagon/ˈheptəgən/noun
派生词 heptagonaladjective词源 late 16th cent.: from Greek heptagonon, neuter (used as a noun) of heptagonos 'seven-angled'. |
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