Many large cities became so ugly because of it.
许多大城市因此变得十分丑陋。
Many large cities are not beautiful at all because their streets are littered with trash .
很多大城市根本称不上美丽,因为其街道上都是垃圾。
Many large cities are anything but pollution-free.
许多大城市都无污染。
So how do you feed a city like, for example, Nairobi or many other very large mega-cities with desperately poor people in them where food simply cannot be provided in cities without access to diesel and so on?" Taylor says governments need to start investing in safe and sustainable energy alternatives.
VOA: standard.2009.10.20
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