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步行和奔跑是我们每天都在重复千百遍的事情.但你能说清楚在步行和奔跑时我们到底是怎样移动自己的身体吗?步行和奔跑两种移动方式到底有什么不同?这些日常生活中看似简单的行为其实蕴涵了许多力学知识.当你了解了这些知识或许你会明白怎样才能跑得更快.
Walking and running are things that we repeat thousands of times a day, but can you tell us exactly how we move our body while walking and running? What’s the difference between walking and running? The seemingly simple behavior in fact contains a lot of mechanical knowledge.When you understand this knowledge, perhaps you will understand how to run faster.