Dissipating heat prolongs life span and increases efficiency.

散热延长汽车寿命并提高效率。

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The therapy which does not alleviate suffering but only prolongs life ought to be stopped.

无法缓解痛苦、只能延长生命的治疗方法应该被叫停。

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Studies of lung cancer screening, for instance, have failed to prove that it prolongs life.

例如，肺癌筛查的研究，没能证实可以延长生命。

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In Dr Sinclair's view, the way caloric restriction prolongs life revolves around genes for proteins called sirtuins.

ECONOMIST: Abolishing ageing

Medicine prolongs life and slows aging, but personal satisfaction is as elusive a commodity as it was for Dorian Gray.

NEWYORKER: Deceptive Picture

"Facebook prolongs the period it takes to get over someone, because you have an open window into their life, whether you want to or not, " says Yianni Garcia of New York, a consultant who helps companies use social media.

WSJ: How Facebook Can Ruin Your Friendships