来自《耶鲁大学开放课程：古希腊历史简介 第2集 第2集》

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  in the late Stone Age, in the Neolithic Period,
  以及新石器时代随处可见
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  as it is known. But there is a difference
  但二者是有区别的
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  and the critical difference is that a city contains
  最重要的区别在于 城市能容纳
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  a number of people who do not provide for their own support.
  相当数量 无需自给自足的人口
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  That is to say, they don't produce food.
  换言之 城市人口可以不需要生产食物
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  They need to acquire it from somebody else.
  而只需从其他人手上获取食物
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  Instead, they do various things like govern and are priests,
  相反 他们从事其他职业 例如行政人员
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  and are bureaucrats, and are engaged in other
  神职人员 或是成为官僚 参与其他
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  non-productive activities that depend upon others to feed them.
  非生产性活动 依赖他人供养
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  That's the narrowest definition of cities.
  这是最狭义的城市定义
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  Of course, with cities we typically find a whole association of
  当然 我们总能从城市中找到一系列
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  cultural characteristics,
  独具代表性的文化特征