Poetic prosody occupies an important position in the study of historical phonology and phonetics of the Chinese language. 摘要诗歌用韵研究在汉语语音史研究中有极其重要的地位。
The exegetical materials are the most valuable in the study of vocabulary history, and so is it in the research of Chinese pronunciation history and Chinese grammar history. 训诂材料在汉语词汇史研究中的价值最大，在汉语语音史和汉语语法史研究中的价值也不可佑量。
