endurance rider          
noun [ C ] uk/ɪnˈdʒʊə.rəns ˌraɪ.dər/ us/ɪnˈdʊr.əns ˌraɪ.dɚ/
 耐力(赛马)骑手
someone who rides a horse in races over long distances
  They are endurance riders and Arabian horse enthusiasts. 他们是耐力骑手,非常喜爱阿拉伯马。 
  耐力(自行车赛)骑手
someone who rides a bicycle in races over long distances
  Great sprinters, unlike stage racers or endurance riders, reach their best in their 20s.  不同于分段赛骑手或耐力赛骑手,伟大的冲刺型骑手在20多岁时就能达到巅峰状态。 
 - More examples
 - The horse was eventually loaned to endurance rider Lorna Winn, who represents Wales.
 - The Sheik was one of the world's premier endurance riders.
 - He is a life-long mountaineer, skier and runner and one of Scotland's leading endurance riders.
 - After the Olympics, Brailsford dropped all the women's endurance riders from his squad.
 - The 19-year-old endurance rider Jonny Bellis from the Isle of Man will race the inaugural men's omnium championship, which includes five separate events to test both speed and stamina.