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1·The effluent from the factory was dumped into the river.

那家工厂的污水被排到了河里。《柯林斯英汉双解大词典》

2·Ramesh says India has undertaken a 10-year program to ensure no untreated industrial effluent or urban sewage is released into the country's main river, the Ganges.

环境部长拉梅什说，印度正展开一个10年的项目，用来保证未经处理的工业废水和城市污水不能流入印度主要河流恒河。

3·The effluent from the factory makes the river unsafe for swimming.

工厂放出的废水把这条河弄得不能游泳了。

4·He revealed hidden pipes that discharged black effluent from local factories into the river, which flows into Lake Tai.

他揭露出了隐藏的管道，从当地工厂向河水泻出黑色污水并且流向太湖。

5·Many factories, industrial effluent was discharged directly into the river, and some have become so dirty river, which is not allowed.

不少工厂把工业污水直接排放到河中，有的河已经变得这么肮脏，这是不允许的。