来自《耶鲁大学开放课程—哲学：死亡 第21集 第21集》

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  Many of us would find that was, as I say, a burden--
  许多人会发现 正如我所说 是个负担
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  something hanging constantly over us
  就像有什么东西始终悬在心头似的
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  interfering with our ability to enjoy life.
  以至于影响我们享受生活的能力
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  Suppose that there were some sort of genetic marker
  设想有这么一种基因标志
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  and, although we didn't have
  尽管我们并不能
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  a tattoo that you would just have to look at,
  把它纹在身上 想看就看
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  but you could have genetic counseling--have your DNA examined
  但你可以做基因咨询 检测你的DNA
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  and you could tell, if you had the DNA testing,
  通过DNA测试 你会知道
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  how much time you had left.
  你还会活多久
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  Would you want to get that testing done?
  你愿意去做这种测试吗
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  Now, that's of course science fiction,
  当然 这仅仅是像科幻小说一样
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  and I presume it's going to stay science fiction--
  而且我想一时半会儿这也不可能实现