来自《耶鲁大学开放课程：资本主义：成功、危机与改革 第1集 第1集》

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  You can always use plants to produce more seed.
  人们可以通过庄稼获取种子
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  In fact, that's what a lot of farms do
  实际上 许多农场都这么做
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  and that's what a lot of farms get in trouble for
  而且许多农场也正因此身陷困境
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  because other companies want to control those seeds.
  因为其它公司想拥有对种子的掌控权
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  Okay, so there's a patent violation issue
  如果我用杂交种子生产更多的杂交种子
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  if I use hybrid seed to generate more hybrid seed?
  就会有侵犯专利的问题 是这个意思吗
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  There may be, there's an argument there.
  你说的也有可能 这点确实存在争议
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  Okay, so quantity doesn't matter at all?
  那数量是否真的完全没有关系呢
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  Yes.
  说
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  I'd say quantity matters if you're a subsistence farmer
  如果是务农为生 种子数量是有影响的
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  because if you just have enough seed to feed yourself,
  因为如果你的种子只够填饱你自己的肚子
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  that's not capital, that's just keeping you alive,
  那这不是资本 那能算是基本生活资料