Voice 1: Not everyone can run in the Marathon Des Sables.

声音1：不是所有人都能参加撒哈拉沙漠马拉松比赛。

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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。

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We may even feel like we are running the Marathon Des Sables! We may feel like giving up.

我们甚至可能会觉得我们正在参加撒哈拉沙漠马拉松。

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The Marathon des Sables covers a distance of 151 miles (243 kilometres) in six days - the equivalent of nearly six regular marathons.

BBC: Bristol - Woman back from Sahara desert race

His rowing companion Mr Humphreys, 32, from Clapham, London, previously spent four years cycling round the world, has written two books and run the Marathon des Sables, a six-day endurance race across the Sahara desert.

BBC: Paraplegic soldier rows Channel