hyperbolic geometryˌhaɪpəˈbɔlɪkdʒiˈɔmitri短语¹⁴⁴⁹⁷²⁺² 基本英英 双曲几何,双曲几何学 Noun: mathematics a non-Euclidean geometry in which the parallel axiom is replaced by the assumption that through any point in a plane there are two or more lines that do not intersect a given line in the plane;