microchemical pollution

例句：

1. 1.The city's air quality has been severely affected by microchemical pollution from factories.
   该市的空气质量因工厂的微化学污染而受到严重影响。
2. 2.Microchemical pollution is a major environmental issue that needs to be addressed urgently.
   微化学污染是迫切需要解决的重大环境问题。
3. 3. To reduce microchemical pollution, we need to implement stricter emission standards and promote the use of clean energy.
   为了减少微化学污染，我们需要实施更严格的排放标准并推广使用清洁能源。