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14集 第14集》

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  seek every possible occasion to fill it up with a snack opportunity,
  而是寻找每个潜在机会用零食填补市场
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  from early in the morning to late at night,
  让人们将零食从清晨吃到深夜
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  to the wake up call at 2:00 in the morning
  最后再到凌晨两点的被闹铃电话吵醒
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  to go and get some final snack
  还要再吃点零食
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  to make sure you're able to sleep through the night.
  以确保能撑过一整夜的睡眠
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  That's the way uncontrolled marketers would want to work.
  这就是无节制的营销者所想要的
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  We face the challenge of trying to actually make sure that we don't--
  我们面临着挑战 要确保我们
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  that we have some constraint on how that happens.
  对这种情况有所约束
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  Then the right calories.
  接下来是正确的热量含量
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  We have a major focus now on trying to address the issue of
  我们现在主要关注于如何确定
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  what are the right number of calories per serving,
  每份食物应该有多少热量
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  that carry the right number of nutrients.
  才能提供适量的营养