摘要：再次探析汉初吴氏长沙国独传五世的原因是从长沙国与汉政府的政治盟友关系及妥协、长沙国的国相监察制度，特别是利仓的作用、长沙国自身的存国优势等三方面阐述的。这一特定历史时期的特定历史事件，总的来说与政治斗争、政治利益密切相关。长沙国的独存，既显示了在汉初特定历史时期政治斗争的结果，也是历史变迁中的一个过渡时期。探讨这个主题的意义在于可以看出异姓封王的没落与消除在历史最后时刻的轨迹。

关键词：吴芮；吴氏长沙国；异姓诸侯王; 刘邦

Abstract:  Re-explore the reasons of the sole  existence of Changsha country in the Early Han Dynasty on the political ally relationships of Changsha country and Han Dynasty and their compromises to each other , the supervisory system of the Prime Minister, especially the role of  Li Cang ,as well as the advantages of the existence of Changsha country .Generally speaking it is a particular historical event in a particular historical period, which is closely related to the political struggle and political interests. The independence of Changsha country shows not only the result of the political struggle in such a particular period but also a transitional period of the historical changes.The significance of this paper aims to see the decline and elimination of the system of Offering King Titles in the last moment of history.

Key words: Wui Rui; Changsha Country; the system of Offering King Titles; Liu Bang