The auther in this article studies word-building, meaning, literary quotation words, abbreviated words and idiom of disyllabic words in the Dong Han tablet inscriptions. The full text is total to divided into six, chapter 1 has an introduction part before.The First part: introduce the connetion of the Dong Han Dynasty and tablet, the Dong Han tablet inscriptions' feature and the urrent situa-Tion that the everyone faces the research at home and abroad. Finally The auther discussed the value of the complex tone words in the Dong Han tablet inscriptions.The second part:About the disyllabic words' word-building. Section 1: Through a detailed investigation of semeantic, morphological and word -order formation of the coordinated disyllabic words in the Dong Han tablet inscriptions, the paper points out that coordinated disyllables of Chinene had been also considerably developed during the Dong Han Dynasty. Section 2:mainiy observes the modifying disyllabic words. Through a thoro -ugh investigation of their semantic and morphological formation, we, find modilying disyllabic words of Chinese had undergone considerable deve -lopment during the Dong Han Dynasty. Section3: discusses their meaning, quantity and origining of dominated disyllabic words. Section 4: discourse upon subjecet-predicate disyllabic words. Section 5: discusses its comple -mentarity disyllabic words.It include result and tendency.Section 6: discusses its affixation disyllabic words. It includes prefix (such as "有" 、"相"、 "式"、 "其" 、"於" 、"可:、 "第" )and postfix (as "然"、 "如"、 "乎"、 "尔"、 "焉"、 "子"、 "者"、 "自" ). Section 7: studies superposed and non- superposed disyllabic words. The comparison replied the AA type, the ABB type, the AABB type, the ABAB. Section 8: discusses its synthesized , numeral series configuration and the more complicated structure. Section 9 is a conclusion part.The third part: investigates newly-engendering words and newly-engen -derin meaning of disyllabic words in the Dong Han tablet inscriptions. In the end , this part make philological studies a group of charaters and phrases in the Dong Han tablet inscriptions.The fourth part:argues the literary quotation words and contractioned words of disyllabic words in the Dong Han tablet inscriptions.The fifth part:analyzes idiom in the Dong Han tablet inscriptions.