atmospheric dilution

例句：

1. 1. The air pollution caused by factories is a major concern for the city.
   工厂排放的空气污染是该城市的主要担忧。
2. 2. The government has implemented strict measures to reduce atmospheric dilution.
   政府已经实施了严格的措施来减少大气稀释。
3. 3. The process of atmospheric dilution involves mixing gases with a liquid to remove impurities.
   大气稀释过程涉及将气体与液体混合以去除杂质。