Earth's ecosystem is the result of a random process.

地球的生态系统是一个随机过程的结果。

So, it means random processes or things that proceed randomly in time.

所以它意味着随机过程或在随时间里随机进行的事情。

It is not involved in sexual mixing, so it changes only by the random process of mutation.

它不参与有性生殖中的基因重组，所以只有在随机突变中才会发生变化。

One, because it actually describes a lot of random processes.

第一，因为它实际上描述了很多随机过程。

It is often incorrectly said that evolution is a random process.

人们经常错误地认为进化是一个随机过程。

So I would think that it is a sum of a huge number of random processes.

所以我会认为它是大量随机过程的总和。

So let's say-- I don't know-- I wanted to somehow quantify a random process.

所以让我们说——我不知道——我想以某种方式量化一个随机过程。

And it's a function that maps you from the world of random processes to an actual number.

它是一个将您从随机过程的世界映射到实际数字的函数。

That's driven by generations of breeding between distant relatives as well as by a random process called genetic drift.

这是由远亲之间的几代繁殖以及称为遗传漂变的随机过程驱动的。

It's more of a function that maps us from the world of a random process to a number.

它更像是一种将我们从随机过程的世界映射到数字的函数。

When I flip a coin that's a random process, each flip is an experiment and then the random variable is just quantifying that experiment.

当我抛硬币时，这是一个随机过程，每次抛硬币都是一个实验，然后随机变量只是对该实验进行量化。