中国隋朝大业年间（公元605-618年）建成的赵州桥, 净跨37米, 主拱圈上敷设小拱, 是世界上最早的空腹拱桥, 也是当时世界上跨度最大的石拱桥。

The Zhaozhou Bridge built in the Daye Period (605A. D. -618A. D. ) of the Sui Dynasty (581A. D. -618A. D. ), with a clear span of 37 metres and small arches within the main arch, was the earliest spandrel arch bridge and also the longest stone arch bridge in the world.

曲拱石桥

arched stone bridge

这座桥靠石拱支撑。

The bridge rests on stone arches.