“吃进去的是草,挤出来的是奶。”这是对甘于奉献的人和奶牛的赞美。我发明的“再生魔球”可比奶牛强多了,它吞进去的是各种各样的垃圾、污水,送出来的却是我们急需的石油、天然气、煤炭及各种金属等紧缺物资。环境污染日趋严重,我们生产、生活中不断产生各种废弃物和垃圾。这些废弃物和垃圾若不能得到及时、有效地处理,不仅占用有限 “Eat in the grass, squeeze out the milk. ” This is a dedication to people and cows praise. What I invented is that “Reborn Magic Ball” is much more powerful than cow milk. It swallows up all kinds of rubbish and sewage and sends out much-needed supplies such as oil, natural gas, coal and various metals that we urgently need. As environmental pollution worsens, we produce and produce a variety of wastes and rubbish constantly. If these wastes and rubbish can not be dealt with promptly and effectively, they will not only occupy a limited space