来自《耶鲁大学开放课程—哲学：死亡 第10集 第10集》

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  as this person who's here now today?
  是同一个人 这意味着什么
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  Now, in thinking about this question,
  思考这个问题的时候
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  thinking about this question,
  思考这个问题
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  it's important not to
  千万不要误解
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  misunderstand what we're asking.
  我们问的问题
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  Some of you may misunderstand what I'm asking.
  有些人也许会误解我的问题
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  Some of you may want to say,
  有些人会说
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  "Look, the person lecturing to you now
  "现在讲课的这家伙
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  has at least a fair bit of his hair.
  至少头上还有几根毛
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  He's got a beard.
  留着胡子
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  Let's suppose that the person alive in 2050
  假设二零五零年的那个人
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  is bald and bent over, has no beard.
  头也秃了 背也驼了 胡子也掉光了