What does poetics mean?

On Poetry is one of Mr. Zhu Guangqian's representative works. On Poetry explains China's classical poetry with western poetics and proves western poetics with China's poetics. From the perspectives of the origin, nature and characteristics of poetry, this paper analyzes in detail the internal laws of Chinese and western poetry, and probes into the historical origin of the rhythm, rhythm and meter of China's poetry. This paper comprehensively expounds the new aesthetic concept of poetry, which is of pioneering significance in China's modern poetics.