Home/undecagonundecagon/uhn-dek-uh-gon, -guhn/US // ʌnˈdɛk əˌgɒn, -gən //UK // (ʌnˈdɛkəˌɡɒn) //十字架,十字形,十字架子,十字架上Definitionsn.名词 noun1: a polygon having 11 angles and 11 sides.Level 5Browse all words →