Heptagon
n. 七角形, 七边形
📖 牛津释义
heptagon
n
geometric figure with seven sides and angles 七边形; 七角形.
🗣️ 情景例句
I told you. He'll use any excuse to avoid math.
我说嘛 ，他就是要找各种藉口来逃避数学。
It matters not how long we live but how.
问题不是活得多么长，而是活得怎么样。
The study of custom can be profitable only after certain preliminary propositions have been accepted,
只有在某些基本的主张被接受下来、同时有些主张被激烈反对时，