Running shoes, in contrast, have more cushioning in the heel-the point of impact-and less protection through the ball of the foot.

跑鞋则相反，在脚后跟冲击部位有着更多的缓冲，在脚掌部位有着较少的保护。

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Most of us use a heel-to-toe stride when we run in shoes, but this is possible only because running sneakers have such heavy cushioning in the heel.

这个推理是基于：如果你不穿鞋的话，你就不得不用正确的方式跑步。 因为我们穿鞋的时候大多数都用脚跟带动脚趾的前进方式，这很可能是因为跑步鞋在鞋跟的设计上注重缓冲。

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Further cushioning is provided by the base material, which is usually made of expanded polyethylene-the same foamy stuff used in cars to provide shock-absorbent surfaces for dashboards and bumpers.

底部的材料通常是由拉伸的聚乙烯材料制成，可以起到进一步的缓冲作用。这种材料和在汽车仪表盘和保险杠表面的吸能泡沫材料属于同一种材质。

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Investors now see the giant's diversity as a virtue cushioning it against bad times in any one market.

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At a minimum, a successful hospital could attract patients from competitors, cushioning it against a future in which people need hospitals less.

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Rollhaus eventually scrapped the cumbersome water bumper -- which only worked for collisions up to 20mph -- in favor of cushioning stationary objects like lane dividers.

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