罗式几何 luóshìjǐhé hyperbolic geometry Origin Definitions Defs Strokes Stroke Words Sentences Sents 罗 羅 luó Luo a common Chinese surname式 shì affixnoun type (bound form) type; form; pattern; style; standard几何 幾何 jǐhé geometry geometry; often used as a short form for 几何学 jǐhéxué