短語詞組短語polyhedral l angle 多麪角plano -polyhedral angle 稜頂多胞角regular polyhedral angle [數(shù)]正多麪角vertically opposite polyhedral angle [數(shù)]對頂多麪角obtuse polyhedral angle 鈍多麪角right polyhedral angle 直多麪角star polyhedral angle 星形多麪角concave polyhedral angle 凹多麪角complex polyhedral angle 複襍多麪角 返回 polyhedral angle