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10集》

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  that's the primary ingredient in Doritos,
  这是多力多滋中最基本的配料
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  what's involved in that?
  那么玉米中又涉及了什么
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  Well there is of course the getting it from different place
  当然 这其中有把玉米运输到不同地方
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  --from place to place so it has to
  从这里到那里
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  get from the farm to a processing plant,
  因此它才能从农场到加工厂
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  that produces the products that will go on a tractor trailer
  由此生产出来的产品会被拖拉机运送到
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  to some distribution center;
  配送中心
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  and then there all the little local deliveries
  然后当地的小零售商
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  that go to get the Doritos into the little markets
  再将到手的多力多滋投放到
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  that are scattered all around the country,
  遍布于全国各地的零售市场
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  so this is a lot of transport that goes on.
  所以 这里有大量的不间断的运输工作
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  Again, we're talking about the just corn part of this.
  说回来 我们只是讨论了玉米这部分