1·But 20th century medicine did little to increase the natural life-span of healthy humans.
然而，20世纪的医学对健康人的自然生命周期的增长几乎无能为力。
2·But 20th century medicine did little to increase the natural life span of healthy humans.
然而，20世纪的医学对健康人的自然生命周期的增长几乎无能为力。
3·Animals and humans share space on Earth, so keeping a healthy relationship with animals around us is in our best interest.
动物和人类在地球上共享空间，所以与我们周围的动物保持健康的关系，符合我们的最大利益。
4·The fact that healthy offspring have been produced, paves the way for the use of the techniques in humans.
如此产生健康后代的事实，为这种技术在人类自身的运用上开辟了道路。
5·He now wants to see if this "healthy fat" has the same effect in humans.
如今他想知道这样的“健康脂肪”是否也同样作用于人类。
6·Scientists figure humans may be born with a fear of spiders and snakes, healthy phobias that up the odds of survival in the wild.
科学家指出对于蜘蛛，蛇类的恐惧可能是人与生俱来的，这来自于人类对自身健康的担忧，但是它能提高人类在野外生存的可能性。
7·Healthy ageing will also be the metric by which medicines like rapamycin are tested against in humans, says Kaeberlein.
健康的变老将是一些用在人类身上试验的，类似雷帕霉素药物的尺度，Kaeberlein说到。
8·We know from the studies of many lifetimes that humans find a balance of loving and confidence and kindness and humour to be highly attractive and very healthy qualities.
从对许多人的生平研究中发现，爱心、自信、友善和幽默是非常健康的品质，拥有这些品质的人是极具魅力的。
9·Without a healthy mix of these different programming styles you’ll probably find your projects either take too long to complete, are not stable enough or are too perfect for humans to look upon.
如果你的团队中没有一个合适健康的比例，混合这些不同类型的程序员，要么你会发现你的项目跌跌撞撞拖的时间太久，要么就是太完美不是人类干的活。
10·As temperatures linger above our bodies' own healthy internal temperature for longer periods of time, will we humans be able to take the heat?
我们真的能战胜高温吗？：人体会在长时间的热浪中彻底垮掉。