单词	heptagon
释义	hep·ta·gon \ˈheptəˌgän sometimes -tə̇gən\ noun (-s) Etymology: Greek heptagōnos heptagonal, from hepta seven + -gōnos (from gōnia corner, angle) — more at -gon : a plane polygon having seven angles and therefore seven sides
随便看	pyrite pyrite green pyrites pyrites pyrite yellow pyritic pyritic pyritical pyritic smelting pyritiferous pyritization pyritize pyritohedral pyritohedron pyritoid pyritous pyro pyro pyro- pyroaurite pyrobelonite pyrobitumen pyrobituminous pyroborate pyroboric

英语词典包含332784条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。