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1·Forty percent of the waterways have become undrinkable.

百分之四十的河川水道已变得不可饮用。

2·They found the water was poisonous and undrinkable for people or animals.

他们发现，水是有毒的和不能饮用的人或动物。

3·I come from Shanghai. Shanghai's water is yellow; it's simply undrinkable.

我从上海来，上海的水简直就不能吃了，而且是黄的。

4·Also, dirty water from factories goes into rivers and makes it undrinkable.

同样的， 工厂排出到河里的废水也使得水无法饮用。

5·You should have put the milk in the ice-box; I expect it has become undrinkable by now.

你应该把牛奶放在冰箱里，我想现在都不能喝了。

6·You should have put the milk into the ice-box. I expect it has become undrinkable by now.

你本来该把牛奶放到冰箱里。我估计它现在已经不能喝了。

7·Reduced water, well water contains a lot of parasites and sediment, have been undrinkable.

由于水量减少，井水含有大量寄生虫和泥沙，已不能饮用了。

8·To make it worse, pollutions from industrial production transform many clean rivers into undrinkable water.

更糟的是，工业生产导致的污染使得许多清洁河流都变得不能饮用。

9·People always believe that realgar wine can drive away evils, but doctors say that it is poisonous and undrinkable.

人们历来以为，雄黄酒可以祛邪。医生却告诉我们，雄黄酒有毒，最好不要饮用。

10·More than 97 percent of Earth's water is in the oceans, but that vast reservoir is undrinkable unless the salt is removed.

地球上超过97%的水是海水，在盐分去除之前是不能饮用的。