Humans evolved to conserve energy, not waste it, and so far our clever bodies have managed to foil nearly all of scientists' attempts to treat obesity.

人类演变为节约能量，而不是浪费能量，而且迄今为止我们聪明的机体已经成功挫败了几乎所有科学家们的治疗肥胖症的意图。

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The devices may be used to cool electronics, harness solar energy in a new way, and conserve energy by changing waste heat into electric power.

这种装置也许可以用来为电子产品降温、把余热转化为电能，或者是一种利用太阳能的新方法。

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But the old-fashioned way to save on utility costs is simply to conserve electricity or waste less water.

而最传统的节约水电费开支的方法就是尽量节约用水用电。

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The Executive Order commits Federal agencies to lead by example toward a clean energy economy, and sets targets to reduce greenhouse gas pollution, increase energy efficiency, reduce fleet petroleum consumption, conserve water, reduce waste, support sustainable communities, and leverage Federal purchasing power to promote environmentally-responsible products and technologies.

WHITEHOUSE: Browse White House visitor logs

The EU's global catch of sharks ranks second only to Indonesia, yet the European Commission has committed itself - under the EU Action Plan for the Conservation and Management of Sharks - to adopt the necessary measures to conserve shark species and to minimise waste and discards from shark catches.

BBC: MEPs vote to close 'shark finning' loopholes

The best business models, he said, waste the era's cheapest resources in order to conserve the era's most expensive resources.

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