Needs: Preserving life and health justifies more than other desires.

需求：保护生命和健康是首先要满足的最基本的意愿。

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The Nature Conservancy - Protecting Nature, Preserving Life nature. org.

提倡保护自然环境的一个组织。

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Muir's learning in observation throughout his life led him to devote his last years to preserving the natural environment.

缪尔一生都在观察中学习，这使他在生命的最后几年致力于保护自然环境。

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"Officers were trying to preserve life, it was very much a case of preserving life, " he said.

BBC: Aamir Siddiqi: Detective's 'most distressing' incident

The generosity of private donors can only help as we take steps toward achieving the Aichi Targets and preserving life on Earth.

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Nevertheless, preserving life is a good thing.

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