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3集 第3集》

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  and hence, the calories will vary a lot.
  因此 热量差别也很大
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  Three ounces of meat might have x calories
  三盎司的肉也许有x卡路里
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  or it might have y calories
  也许有y卡路里
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  depending on what the meat is,
  取决于肉的种类
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  and of course
  当然
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  how much salad dressing gets thrown on a salad,
  色拉中放了多少色拉酱
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  how much of this gets or that gets put in a food
  在食物中有多少这个或那个
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  will vary its calorie content a lot.
  也会导致卡路里含量的差异
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  And then of course,
  当然
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  some foods are pretty difficult to deconstruct
  有些食物很难解构
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  if they're concoctions of foods.
  如果是混合食物
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  I mean a lot of you, I imagine,
  我的意思是 假设