Scientists say both studies demonstrate that certain parts of the ecosystem respond rapidly to reductions in atmospheric pollution, but that these findings should not be used as a license to pollute.

科学家称这两项研究都表明，生态系统的某些部分对于大气污染的减少反应迅速，但这些发现不应该成为允许污染的理由。

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Cardinal Daly has said that churches should not be used for profane or secular purposes.

戴利主教说过，教堂不应该用于非宗教或世俗的目的。

《柯林斯英汉双解大词典》

Always let your children know that medicines and drugs should not be used carelessly.

永远要让孩子明白药物的使用马虎不得。

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In his speech Wednesday night, President Obama said the idea is only one part of his plan and should not be used as an excuse.

VOA: special.2009.09.12

Most of these companies say their work should only be used as models and should not be turned in as a finished work.

VOA: special.2009.04.23

Traditional CPR should also be used for adults found already unconscious and not breathing normally.

VOA: special.2009.06.09

Like all medication it can have side effects, so it should not be used without medical supervision.

BBC: NEWS | Health | Bodybuilders' 'breast drug abuse'

She said they were not a necessity and should not be used for cosmetic purposes.

BBC: Health Committee

Chemicals should not be used in food products until they are proven to be safe.

CNN: Ban unsafe chemical from baby bottles and cups