And if the potato actually gets up off the couch and walks briskly across the room, each heel strike can produce even more power, about 70 watts' worth.

如果宅人们真正能从沙发或者床上爬起来并且在房间里轻快地走动走动，那么每一次的后脚跟运动就能产生更多的电能，大约70瓦左右。

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People with flat feet usually have flexible joints that cause their ankles to roll too far inward at heel-strike.

平足的人通常有灵活的关节，这导致他们的脚踝在脚跟踏地的时候过度的向内翻转了。

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Even elite runners have a variety of styles. Some strike the ground with the heel, others with the midfoot. Some look elegant, while others look awkward and clumsy.

甚至跑步精英们有着各种各样的风格。一些人用脚后跟触地，另一些人则用中足触地。一些人看起来很优雅，而另一些人则显得笨拙。

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In Genesis 3:15, God says to the snake: "I will put enmity Between you and the woman, ; And between your offspring and hers; They shall strike at your head, And you shall strike at their heel."

创世纪》第三章第十五节，耶和华对蛇说：,我要叫你和女人,彼此为敌，你的后裔与女人的后裔也彼此为敌;,她们要伤你的头，你将伤她们的脚跟“

耶鲁公开课 - 旧约导论课程节选

The podiatrist pointed out that there are many examples of people who heel strike without problems, most famously Joan Benoit.

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"Everything in your body starts with how you strike your heel to the ground, " Thompson said.

CNN: Flip-flops present feet with a painful problem

Plus, rather than kicking the ball with your foot, where you at least have some level of sensitivity, you strike it with the bony part of your heel.

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