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5集 第5集》

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  It took me a lot of time to
  我花了大量时间
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  uncouple all the little pieces in this graph,
  我会区分图表上的每个过程
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  but I'm going to show it to you piece by piece.
  我会进行一一的讲解
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  This is one conceptualization of all the factors
  这是对于影响味觉和饮食的
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  that are affecting taste and affecting what people eat.
  所有因素的概括
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  Central to this are central signals those--they would be the brain
  图的中央代表着中枢信号 产生于大脑
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  and the central nervous system
  和中枢神经系统
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  and then over here are peripheral signals
  这里是外周信号
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  that happen outside the brain, mainly from the body's organs.
  产生于大脑外部 主要来自身体器官
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  Let's break this down and take it piece by piece
  让我把它分步骤并逐一讲解
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  and show you how it might all fall together.
  看看它们是如何协同作业的
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  Let's start with the brain.
  从大脑开始