heptagon查询结果如下:
音标:['heptəɡɑːn]
形容词同根词 :heptagonal
名词复数:heptagons
词频:低频词
基本释义/说明:n.七角形;七边形
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独上高台望四海 手揽云月傍天飞, 落叶重重已十月 归鸟凄凄啼心扉。
简典
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noun

‘High above us, the great _heptagon_ of the Winter sky: Capella, Aldebaran, Rigel, Sirius, Procyon, Pollux, and Castor (with Saturn nearby) - with Betelgeuse in the center and the Milky Way cascading through, just to the left of Orion.’