来自《耶鲁大学开放课程：有关食物的心理学、生物学和政治学 第23集 第23集》

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  you need laws, regulations,
  需要法律 法规
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  litigation perhaps, those sorts of things.
  可能还要诉讼 等等之类的
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  That really is a top-down approach that might work like this:
  一个真正的自上而下的方法是这么运作的
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  where you get federal action or state action,
  要让联邦或者一个州行动起来
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  usually in the forms of laws or regulations,
  通常都要以法律法规的形式
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  those things percolate down here to the individual.
  通过它们渗透到个人身上
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  So you start at the top and you hope to create things
  所以你是从最上面开始 希望能做出点
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  that affect the lives and the behavior of individuals.
  能够影响个人生活以及行为的事情
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  Now you can also look at what happens in between,
  现在你也可以看到发生在中间发生的事
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  which is local action that affects the individual,
  就是那些影响个人的本地行动
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  so these two things percolate down to local actions,
  所以这两者渗透到本地行动中
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  which in turn affect the individual, which sometimes happens.
  同时也常常反过来作用于个人