《阙特勤碑》对于研究古代突厥民族的历史、文化以及语言文字都有着极为重要的价值。《阙特勤碑》的汉文翻译中,??qan一词的翻译出现了诸多的矛盾和争议,其中不乏错误的结论。而??qan一词对于理清唐朝使者张去逸的身份,以及派其出使的原因等问题都至关重要。本文从《阙特勤碑》的古代突厥文原文出发,结合传世文献以及其他出土文献对??qan一词的翻译进行了梳理。 “Que special Qin monument” for the study of ancient Turkic history, culture and language have a very important value. There are many contradictions and controversies in the translation of “Que 特 勤” "in Chinese translation, many of which are erroneous conclusions. The term qan is crucial for clarifying the identity of Zhang Detai, Tang’s ambassador, as well as the reasons for sending his ambassador. In this paper, we start with the ancient Turkic texts of Que Que Qin monument, combing the translation of the word qan in reference to the handed down documents and other unearthed documents.