来自《耶鲁大学开放课程：1600年后西方社会的流行病 第11集 第11集》

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  in the direction of the prevailing wind,
  朝着盛行风的风向
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  and it was called a bellows of fresh air
  这如同一个有着新鲜空气的风箱
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  that would allow the wind to rush through the city,
  可以使风在城市中穿梭
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  drying up the effluvia
  驱散了瘴气
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  and blowing away the stenches
  吹走了恶臭
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  and allowing the sunlight to reach ground level,
  使得阳光可以照射到每一层地面
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  and then it would be crossed by a series of wide boulevards as well.
  也能穿梭在各条宽敞的林荫大道之中
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  And then under the--if this happened above ground,
  如果在地面以上发生了这种情况
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  there would also be work going on beneath,
  那么在底下也会起到作用
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  and you would have a whole sewage mains
  这样 城市地下便建立起了
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  being built under the city.
  一个完整的下水道系统
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  So, risanamento, this enormous project,
  因此 城市改造这个宏大的工程