n.八边形，八角形( octagon的名词复数 )...

Cut them out as regular octagons and edge the margin.削减他们定期octagons和边缘的保证金....

octagons的音标：octagons的英式发音音标为：['ɒktəɡənz]octagons的美式发音音标为：['ɒktəɡənz]...