With the popularization of the internet, audio language has rapidly developed into a powerful force. According to data analysis from iiMedia Research, the active user scale of the Chinese audio industry reached 800 million in 2021. This paper analyzes and explains the evolution of audio language in terms of content, technology, copyright, and other aspects, in order to sort out the development context of audio language and explore its communication laws and trends. In the development process of audio language, emphasis should be placed on intelligently presenting audio information, building an audio ecological closed loop, and collaborating to improve market rules to achieve more comprehensive and efficient progress.