eutrophication

例句：

1. 1. The lake has been suffering from eutrophication for years.
   这个湖已经受富营养化困扰多年了。
2. 2.The government is working to reduce the amount of nutrients in the water, which can lead to eutrophication.
   政府正在努力减少水中的营养物质含量，这可能会导致富营养化。
3. 3. To prevent eutrophication, we need to reduce pollution and improve waste management.
   为了预防富营养化，我们需要减少污染并改善废物管理。