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小嘉菜菜子
Many factories are producing plenty of wasted water and gas.
生鱼旺旺
很多工厂排放很多污染环境的废气废水There are many factories emit exhaust gas and waste water which pollute environment.
静婷雅香
Many factory emissions many pollution of the environment waste gas waste water
二哥不二1993
dumpe pollutants
mengjia097
many factories release a lot of Waste Gases and Water which pollute the environment
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