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20集 第20集》

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  first thing that we learned.
  第一件值得注意的事实
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  We also learned
  我们还了解到
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  that three-quarters of the districts didn't even have a policy,
  四分之三的地区甚至连这方面政策都没有
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  and very few had things like guidelines for classroom parties.
  用于课堂教育的指引手册也几乎没有
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  It was only 6%,
  作为回报 只有6%
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  very few prohibited food as reward--that was only 13%--
  很少的违禁食品 只有13%
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  and the majority 85% said that they currently sell unhealthy snacks.
  但85%的商家承认销售过不健康零食
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  That was kind of the picture going into this.
  这就是现实情况
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  Then, as I said,
  然而 如我所说
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  we collected the policies and we proceeded to code them.
  我们收集了一些政策条文并对其进行解读
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  We came up with this sort of complicated coding system
  我们发现其中存在复杂的编码体系
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  where we had these seven domains
  其中我们发现七个主要领域