Two books. China People, Yu Xu Higher Education Press. China People Xu Yuhua East China Normal University Press. Chinese has different meanings in different disciplines. In the phrase "language", language is narrow, especially spoken language. The essence of language is generalized language. Chinese is a teaching subject in the basic education curriculum system. Its teaching content is speech culture, and its operating form is also speech culture. Chinese is also the abbreviation of spoken and written language. Chinese is also the abbreviation of language or language literature.