And then he develops--right?--

接下来他发展了
a materialist conception of history and historical development.

历史及历史发展的唯物主义观
He replaces Adam Smith's categorization of societies as

他将亚当·斯密的社会分类
hunting, gathering, grazing, agricultural or commercial

狩猎收集放牧农业和商业
with a new typology.

替换成了新的社会分类形式
This new typology will be the typology of the modes of production.

这种分类即对各种生产方式进行分类
Not--in fact, in The German Ideology

事实上在《德意志意识形态》中
he stays pretty close to Adam Smith.

他的理论和亚当·斯密极其接近
I will point this out.

我会指出这点
And this is one of his problems.

而这是他的问题之一
This is one of the reasons why The German Ideology was

这也是为何《德意志意识形态》
also left unfinished and unpublished. Right?

并未完成而且未出版