为了理解这些商业模式是如何运作的，我们看一个案例。

To understand these commercial pattern how to run, we see a case.

youdao

让我们看一个案例学习，该案例通过SOA提供了数据验证服务，这种服务也是一种数据质量服务。

Let's take a look at a case study of offering data validation services, a subset of data quality services, through SOA.

youdao

All right, I want to show you one last example of using recursion because we're going to come back to this. This is a classic example of using recursion. And that is dating from the 1200s and it is due to Fibonacci.

并且返回答案,我想给你看看递归的最后一个例子,因为我们还要再看一遍,这是一个递归的经典案例,它可以追溯到13世纪。

麻省理工公开课 - 计算机科学及编程导论课程节选