我们可以把辩论更深入一步。

We can take the argument one stage further.

《牛津词典》

为了有一个更好的比较，我们需要更深入一步谈谈诸如维修和保险等问题。

To have a better comparison, we need to go further and address such issues as repairs and insurance.

《柯林斯英汉双解大词典》

格林斯潘深入一步，深入多步。

Greenspan went a step further. Several steps further.

youdao

I just doubled the indentation each time so you can see it. So each successive call, notice what's happening. The argument is getting reduced. And we're going another level in. When we get down to this point, we're calling it with just a string of length one.

因此每次成功调用注意它的过程,我们的命题不断简化，而且我们不断深入嵌套,当我们走到这一步的时候,我们就是在调用它处理，仅有一个元素的字符串了。

麻省理工公开课 - 计算机科学及编程导论课程节选