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

VOA: special.2009.02.25

They could be pasted back together, and the pasting process takes advantage of this natural process of complimentary hybridization.

它们可以重新粘合在一起,而这粘合的过程,得益于这种自然的互补杂交

耶鲁公开课 - 生物医学工程探索课程节选

We see this in the fact that the gods are very often ; associated with natural powerful forces, right? The sky is a god; the fire is a god; fertility--a natural process--is a god.

这一点可以在很多例子中得到证明，就比如说,神灵通常是和自然力量联系在一起的，对吧？有天空之神;,有火焰之神，有丰收之神，等等等等。

耶鲁公开课 - 旧约导论课程节选

Some seeds will not be killed during the natural heating process in composting.

VOA: special.2009.06.23

The end result is you can design now very specific double stranded RNA sequences, that when delivered into cells again will activate this process of natural degradation of an existing messenger RNA.

最终的结果是,你现在能够设计针对性很强的,双链RNA序列,当这段序列被转入细胞后会激活,对已有信使RNA进行降解的过程

耶鲁公开课 - 生物医学工程探索课程节选

But biologists use the term "natural selection" to describe the evolutionary process.

VOA: special.2009.02.25