污染、污染控制和保护 Pollution, pollution control and conservation
污染或污染风险 Pollution or risk of pollution
反污染船污染清除船 antipollution vessel
陆地污染土地污染 land pollution
意外污染事故性污染 accidental pollution
空气污染和空气污染物 Air Pollution and Air Pollutants
防止污染优于污染治理 Limit pollution at source
无污染或少污染工艺 non-polluting or pollution-reducing processes
空气污染/大气污染 Air Pollution
我们会用酸污染空气，用污水污染河流，用石油污染海洋。
We can pollute the air with acids, the rivers with sewage, the seas with oil.
环境问题，如空气污染和水污染，直接影响人们的生活。
Environmental issues, such as air pollution and water pollution, directly affect people's lives.
在当今世界，几乎每个人都知道空气污染和水污染对人们的健康有害。
In today's world, almost everyone knows that air pollution and water pollution are harmful to people's health.
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