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》

• 
  
  With animals you have a similar situation.
  对于牲畜 也有相类似的状况
• 
  
  A lot of the food chain--so it works out like this,
  食物链中的大部分是这样的
• 
  
  that a lot of the crops are consolidated and
  很多的粮食被聚集起来
• 
  
  80% of the acreage in the United States is comprised of
  四种作物占了美国农作物的80%
• 
  
  these four crops: corn, soybeans, wheat, and hay.
  它们是玉米 大豆 小麦和干草
• 
  
  We talked about the subsidies that go to the corn and soybean farmers
  我们讲过给种玉米和小麦的农民补贴
• 
  
  and we'll talk about more of that later in a later class
  我们今后会在讲解经济学时
• 
  
  as well when we discuss economics.
  将进行更深入的探讨
• 
  
  Agriculture in the modern world is different then our bucolic picture.
  现代的农业和高唱牧歌的画面是不一样的
• 
  
  Very highly mechanized, highly efficient,
  农业的高度机械化 高效的产能
• 
  
  controlled to a large part by large agribusiness companies,
  大部分被大型农产品公司掌控
• 
  
  considerable political influence by these companies,
  加上这些大公司的政治影响