air pollution

名词 air pollution:

1. pollution of the atmosphere

1. No area in the world is completely free of air pollution. We must take measures to control it.
   世界没有不遭空气污染的地方，我们必须采取措施加以控制。
2. Exhaust gas has been incriminated in air pollution in cities.
   废气已过视为城市空气污染的原因。
3. We should use anthracite to avoid air pollution.
   我们应该使用无烟煤以防止空气污染。