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15集 第15集》

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  and the red line is 2007.
  红线代表2007年
• 
  
  So the food prices were pretty stable in 2005, 2006,
  食品价格在2005年和06年很稳定
• 
  
  but they went crazy in 2007.
  但在2007年时却疯长起来
• 
  
  Here's a sense on the right about what's happened again over the months
  这可以从右边幻灯片同年一月 二月
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  January, February, March, etc.
  三月份数据中看出一些端倪
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  on food prices in 2007 for different types of food.
  各种不同的食品疯狂涨价
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  What you see are that food prices rose
  你们可以看到食品价格上涨
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  especially in certain food categories.
  特别是某些食品种类
• 
  
  So the green sugars, the blue cereals,
  即绿线代表的糖类和蓝线代表的谷类
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  the blue is sugars and the purple line here are dairy products.
  紫线代表的奶制品
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  Other things went up a little bit but those went up especially high.
  其它的食品涨幅很小 但这些却很大
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  There was a thirty--year high in these things for the food--the commodities.
  这些食物的价格处在三十年来的最高点