Interest is the key to the life of human society and the interest relationship is the essence of social history.

利益问题是人类社会生活中的焦点问题，利益关系是社会历史的本质。

youdao

Interest is the key to the life of human society and the interest relationship is the essence of social history.

利益问题是人类社会生活中的焦点问题，利益关系是社会历史的本质。

youdao