Although she has spent her life trying to protect chimps in their natural environment, these animals are still very much in danger.

VOA: special.2009.11.18

But those human laws are only legitimate if they respect our natural rights, if they respect our unalienable rights to life, liberty, and property.

但这些人类法律合法的唯一前提,就是尊重我们的自然权利，尊重我们不可剥夺的生命，自由和财产权。

耶鲁公开课 - 公正课程节选

Now, the most natural thing to suggest would be, well, you get clear on your favorite theory about the value of life, whatever that is.

现在，提出的最自然的事情就是，你弄明白你最喜欢的,有关生命价值的理论，不管是什么。

耶鲁公开课 - 死亡课程节选

He developed the theory of evolution that life on Earth developed through the process of natural selection.

VOA: special.2009.12.16

So one answer to the question is why can't I give up my natural rights to life, liberty, and property is well, they're not, strictly speaking, yours.

第一个答案解释了为什么我们不能放弃,我们的生命，自由和财产权利，因为严格来说，它们不是自己的。

耶鲁公开课 - 公正课程节选

But it was Darwin who identified and explained the process, natural selection, that causes life to evolve.

VOA: special.2009.02.25

That was the natural thing to do given the character of life, which was based upon farming, if you leave you lose your farm, and based upon the difficulty of transportation.

生活的意义就是定居一处,种田养家,离开了这片土地,就失去了食物的来源,另外,古时的交通非常落后

耶鲁公开课 - 古希腊历史简介课程节选

They show natural beauty, city life and Americans at work and play.

VOA: special.2009.03.23

To say it's natural for us to do so is not to say we engage in political life spontaneously and avidly, as you might say spiders spin webs or ants build anthills.

说我们本能地会那么做,并不代表,我们自然且贪婪地,忙于政治生活，就像蜘蛛结网,或蚂蚁筑蚁冢。

耶鲁公开课 - 政治哲学导论课程节选

"In England,like in the United States, bilingualism is seen as something special and unique and something to be commented on and perhaps work towards, whereas in many other parts of the world being bilingual is just seen as a natural part of life."

VOA: special.2011.03.09

Well a natural definition of death might be something like the end of life.

正常的理解是死亡是,生命的终结

耶鲁公开课 - 死亡课程节选

The act said the purpose was to "conserve the scenery and the natural and historic objects and the wild life therein and to provide for the enjoyment of the same in such manner and by such means as will leave them unimpaired for the enjoyment of future generations."

VOA: special.2009.09.28

I think if you look at conscription as the government picking out certain individuals to go fight in war, then that would be a violation of their natural right to life.

我想如果你把征兵制,视为政府挑选特定的个人去参战，那确实是对自然权利中生命权的侵犯。

耶鲁公开课 - 公正课程节选

On stage,Milner tells the story through music. Darwin's theory of evolution through natural selection inspires some tunes,and episodes in his life inspire others.

VOA: standard.2009.11.25

It represents the moment in the life of Socrates where he turns away from the investigation of natural phenomena to the study of the human and political things the moral and political things.

它代表着苏格拉底生命中,从调查自然现象,转向研究,人类与政治事务,即道德与政治事务。

耶鲁公开课 - 政治哲学导论课程节选

Since many people write wills, many people take out life insurance, it seems as though the natural thing to suggest is that many, or at least perhaps most, at least many people believe they're going to die.

既然有很多人写遗嘱，很多人上生命保险，似乎很自然地可以得出，至少大部分人，至少有很多人是相信自己会死的。

耶鲁公开课 - 死亡课程节选

We are all endowed, he says, with a kind of natural right to life and the desire to preserve oneself is not just a biological fact, although it is also that, it is for him a moral right, it is a moral entitlement, every being has a fundamental right to its own life.

他说，我们具有，一种对生活的自然权利,和保护自己的欲望,这不只是一种生理现象，虽然是一种生理现象，对他来说这更是一种道德权利，是一种道德资格，每个人最自己的生活都有这种根本权利。

耶鲁公开课 - 政治哲学导论课程节选