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1·Waste water is pumped from the factory into a nearby river.

工厂里的污水被抽到了附近的河里。《牛津词典》

2·Some factories stop waste water from running into rivers.

一些工厂阻止废水流入河流。

3·So we mustn't waste water.

所以我们不能浪费水资源。

4·A lot of poisonous waste water comes from that chemical factory.

那个化工厂排出大量有毒的废水。

5·If we continue to waste water, the river would eventually dry up.

如果我们继续浪费水的话，河流总有一天会枯竭的。

6·It's said some factories pour waste water into the river near our city.

据说有些工厂把废水排入我们城市附近的河里。

7·There are several chemical factories pouring waste water into the stream.

有几家化学工厂把污水排入河里。

8·The waste water can be fatal if swallowed. Police are investigating what caused the reservoir to break.

喝下污水会致命。警方正在调查导致水库破堤的原因。

9·Now Chicago's waste water was draining into the Chicago River, the city's next step was to clean the polluted river.

现在芝加哥的废水正在排入芝加哥河，该城市的下一步是清理被污染的河流。

10·Such actions as discharging waste water to rivers not only pollute the environment but also become a danger to people's health.

像排放污水这样的行为不仅污染了环境，还成为了人民健康的威胁。

(1)wastewater treatment污水处理

(1)wastewater disposal废水处置