大多数家庭产生的污染物很少能达到危险水平。
The pollutants generated in most households seldom build up to dangerous levels.
因此，大多数家庭产生的污染物很少能达到危险水平。
As a result, the pollutants generated in most households seldom build up to dangerous levels.
欧洲各地的农田都被注射给农场动物的抗生素污染到了危险水平。
Fields across Europe are contaminated with dangerous levels of the antibiotics given to farm animals.
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