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单词
heptagon
释义
heptagon
/ˈheptəɡ(ə)n/
n.
a plane figure with seven sides and angles
七边形;七角形
□
heptagonal
/-ˈtæɡ(ə)n(ə)l/
adj.
[French
heptagone
or medieval Latin
heptagonum
from Greek (as HEPTA-, -GON)]
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更新时间:2026/9/5 9:46:14