语序是指语言中语法单位的排列次序，汉语由于缺乏像西洋语言那样的形态变化，很多语法意义要通过语序来表示，语序在汉语的语法里头显得非常重要。汉代至隋唐历经几个大动荡时期，汉语语序在此期也发生了比较大的变化，对于这些语序现象做出详细的历史考察，并就相关现象做出解释，是本专著讨论的主要内容。 (Word order refers to the ordering of grammar unit in language. Due to the lack of morphological change like the western language, many grammatical meanings of Chinese have to be conveyed through word order. Therefore, word order in Chinese grammar is extremely important.During the several big turbulent periods from the Han Dynasty to Sui and Tang dynasties, word order of Chinese in these periods experienced big changes as well. Historical examination for the phenomenon of word order and according explanation of the phenomenon are the main contents discussed in this book.)