They waste a lot of water pour dirty water and throw rubbish into rivers or lakes.
他们浪费很多的水倒脏水把垃圾扔进河流和湖泊。
But now the river has been polluted by the factories nearby. They pour dirty and poisonous water into the river without any purification.
但是现在这条江已经被附近的工厂污染了，工厂向江里倾倒未经净化的又脏又毒的水。
But now the river has been polluted by the factories nearby. They pour dirty and poisonous water into the river without any purification.
但是现在这条江已经被附近的工厂污染了，工厂向江里倾倒未经净化的又脏又毒的水。
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