“我养的鱼中有一种叫‘清道夫’的,如果能进一步培育,再大面积地将其投放到污染严重的江河湖海之中去清淤,我想这种生物环保方法比其他物理、化学方法要好得多。”“垃圾分类有利于净化环境和资源再生,北京的许多学校已经这样做了,我建议我们学校也应该创造条件这样做。”这是 “I have a kind of fish called “scavenger” in my fish. If they can be further cultivated, they will be put into a heavily polluted river, lake, and sea to dredge. I think this kind of biological environmental protection method is better than other physics. The chemical method is much better.” “The classification of garbage is good for the purification of the environment and the regeneration of resources. Many schools in Beijing have already done so. I suggest that our school should also create conditions to do so.” This is