heptagon
US /ˈhɛptəˌɡɑn/
UK /ˈhɛptəɡən/
名词
七边形
a plane figure with seven straight sides and seven angles
示例:
•
The architect designed a building in the shape of a heptagon.
建筑师设计了一座七边形的建筑。
•
A regular heptagon has all sides and angles equal.
正七边形的所有边和角都相等。