The introduction and invasion of alien organisms may cause the genetic pollution of native spices.

外来生物的引进或入侵会给本土种造成遗传污染。

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But using genetic engineering Dr Van der Meer and his colleagues have coupled the light-generating reactions in bacteria to metabolic processes associated with handling pollution.

但是借助基因工程，范德·梅尔博士和他的同事们已经让细菌中的发光反应与和处理污染有关的新陈代谢过程连结起来。

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There are many people in our country having ear problem, because of various reasons, such as, Drugs, genetic, infection, disease, noise pollution, accidents and so on.

由于各种原因在我们国家有很多人都有听力问题，例如，药物，遗传，感染，疾病，噪声污染，事故等。

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These days, he is preoccupied with such issues as pollution and genetic manipulation: the vanishing dodo in his Dodon't is a comment on DNA disaster.

CNN: THE EYE OF A BANNER MAN

Traditionalists worry about unintended pollution of the world's purest genetic stock of maize.

ECONOMIST: A national nervous breakdown over maize