We can try footrace too.

我们也可试试竞走.

Voice 2: The Marathon Des Sables is truly the world's toughest footrace.

声音2：撒哈拉沙漠马拉松的确是世界上最艰难的赛跑比赛 。

A footrace of usually 3000 meters over a closed track with hurdles and a water jump.

在设有栏架、树篱和水沟的封闭跑道上进行的通常全程为三千米的赛跑。