noun🔗Share八边形 A polygon with eight sides and eight angles."The stop sign has eight sides; it is an octagon. "停车标志有八条边；它是一个八边形。mathfigurestructureChat with AIVocabulary GamePractice Reading
noun🔗Share八角笼 Often in the form Octagon: the arena for mixed martial arts."The mixed martial arts tournament was held in a large octagon. "那场综合格斗锦标赛是在一个大型八角笼里举行的。sportentertainmentbuildingareastructureChat with AIVocabulary GamePractice Reading
