在人学研究中，人的历史发展和人的审美特性都是重要的问题。

Both the historical development and aesthetic characters are important issues in the study of the human being.

youdao

在人学研究中，人的历史发展和人的审美特性都是重要的问题。

Both the historical development and aesthetic characters are important issues in the study of the human being.

youdao