Over millions of years your body has evolved for survival.
上百万年来，你的身体为了生存一直在进化着。
The ability to fall in live evolved because those who focused their courtship attention on a preferred partner saved time and energy and improved their chances of survival and reproduction.
人类恋爱的能力得以进化，是因为求爱者将注意力集中在一个更好的目标上可以节约时间和精力并使他生存和繁衍的机会大大增大。
The ability to fall in love evolved because those who focused their courtship attention on a preferred partner saved time and energy and improved their chances of survival and reproduction.
恋爱的能力得到进化，是因为求爱者的注意力放在一个更合适的伴侣身上会为他们节约时间和精力，并且增加他们存活以及重生的几率。
From a biological point of view, the difference has probably evolved because women are more likely to ensure the survival of the species.
从生物学角度来说，这种差异的演化可能是出于女性更有可能确保种族生存。
This over-attribution of cause and effect probably evolved for survival.
这种对事物因果关系的过分探求，也许源于为了生存的进化。
And it's evolved due to survival and reproduction.
它通过生存和繁衍进化。
Such behavioral contagion probably evolved early for survival, some scientists argue.
许多科学家人文这种行为最初的形成是出于生存的需要。
Jean-Luc is entering a survival state that evolved to keep starving animals alive until they could get to food.
Jean - Luc进入了一种求生的状态，在找到食物之前，都会使动物一直生存下来。
It is possible that those fears associated with increased odds of survival in our ancestors evolved over time by natural selection.
有可能和增加我们祖先生存几率有联系的那些恐惧是通过自然选择长期进化而来。
Parasites have evolved their own metabolic pathways for survival, including a great diversity of gene structure, organization and expression of machineries.
寄生虫为适应不同的生存条件进化了一套自己的方式，包括线粒体基因组成、基因表达和能量代谢方式。
She avoids aggression. Women may have evolved to avoid physical aggression because of the greater dependence of children on their survival, suggests Anne Campbell of Durham University.
她会避免攻击行为。来自杜伦大学的安妮发现，女人之所以会回避攻击行为，源自于自己的存活是子女得以更好生活的保证。
She avoids aggression. Women may have evolved to avoid physical aggression because of the greater dependence of children on their survival, suggests Anne Campbell of Durham University.
她会避免攻击行为。来自杜伦大学的安妮发现，女人之所以会回避攻击行为，源自于自己的存活是子女得以更好生活的保证。
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