And Scott, what's the president offering in concrete terms to these Gulf countries?

斯科特，总统向海湾国家提供了什么具体的承诺？

What does that mean in concrete terms?

【concrete】具体而言，这意味着什么？

It would take almost a couple of centuries  before Martin Luther's Reformation would materialize this realization in concrete terms.

马丁路德的宗教改革将这一认识具体化需要将近几个世纪的时间。

Nevertheless again, you would have made an excellent project of it; both of you changed your expectations, when faced by them in concrete terms.I will not go into this now.This is a short postscript only.

然而，同样的，你们本可以做出很好的规划的；当你们具体地面对它们时，你们都改变了自己的期待。我现在不谈这个了。这只是一个简短后记。