空腹拱桥 meaning in Chinese

open spandrel arch bridge
spandrel-braced arch bridge

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 .
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
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。