双曲拱桥 shuāngqūgǒngqiáo double-curvature arch bridge Origin Definitions Defs Strokes Stroke Words Sentences Sents 双曲 雙曲 shuāngqū hyperbolic relating to a hyperbola or hyperbolic functions拱桥 拱橋 gǒngqiáo arch bridge a bridge that uses an arch as a main structural support, often featuring a curved or rounded opening underneath