（湖泊等）優(yōu)氧化的水中富有礦物有機(jī)物，有利于植物，特別是藻類的增殖，但藻類往往使分解的氧含量過低，從而使別的有機(jī)物滅絕。用于指湖泊或池塘 Having waters rich in mineral and organic nutrients that promote a proliferation of plant life, especially algae, which reduces the dissolved oxygen content and often causes the extinction of other organisms. Used of a lake or pond.
