1. 跨栏：接力赛跑relay race | 跨栏hurdles | 障碍赛跑obstacle race

2. 跨栏跑：relay race 接力赛跑 | hurdles 跨栏跑 | the 400 meter hurdles 400米栏

3. 跳栏：(11)马拉松marathon | (12)跳栏hurdles | (13)接力赛relay

4. 跨栏比赛：空嫂 married stewardess | 跨栏比赛 hurdles | 跨越式发展 great-leap-forward development

5. hurdles：dhle; 跨栏赛

noun

1. a footrace in which contestants must negotiate a series of hurdles

Synonym: hurdlinghurdle race