I want it to be part of the foundation of the books, which are actually about all sorts of other things as well - history, class, culture.

我只想让它成为构成此书基础的一部分而已，实际上这本书还涉及到各种主题，例如历史、阶级、文化等等。

youdao

Build the Party well at the primary level, reinforce its class foundation and expand its mass base.

切实做好基层党建工作，增强党的阶级基础和扩大党的群众基础。

youdao

Then on this foundation, it analyzes the meaning of life class by interpreting the basic character of life, life implication of class and the intimate feature of life class.

在此基础上通过阐释“生命”的基本特性、课堂的生命意蕴、“生命课堂”的本质特征这三个问题，剖析了“生命课堂”的含义。

youdao

But they can never engage in those efforts, if we do not do the job that I am confident we will do tomorrow morning at 7:00 AM on Christmas Eve, and that is to renew the American dream, and revive our middle class, and rebuild the foundation upon which future generations will stand.

VOA: standard.2009.12.24

And we need to continue to take necessary actions to see that the economy grows, to invest in the middle class, to provide the security that the middle class needs so that it can be the foundation of the American economic engine of the 21st century just as it was in the 20th.

WHITEHOUSE: Press Briefing

In the mid 1930s, Henry Ford and his son, Edsel, set up the two-class structure as part of their estate planning: the charitable Ford Foundation received most of the shares, but they kept a small block of Class B shares that had voting rights, thus assuring family control.

FORBES: Ford Family's Stake Is Smaller, But They're Richer And Still Firmly In Control

They set up two classes of stock--a large block of nonvoting Class A stock (which was willed to the charitable Ford Foundation) and a much smaller block of Class B stock that had voting rights (and was willed to the family).

FORBES: Henry Ford's Will