Abstract：In the past, the researchers at home and aboard gave an attention and researched on dual personality in literary area. Nevertheless, these studies focused on the famous writers and famous works, but the author had not yet found any research on Count of Monte Cristo of Dumas. Therefore, this thesis attempts to use dual personality to study the dual personality of Edmond and indicates that an expression of a character’s personality and the transformation of his personality have important effects on the development of the plot.

　First of all, this thesis is discussed the definition of dual personality. Second, it is given an analysis of Edmond’s dual personality according to the definition of dual personality. Furthermore, it is proved that a person’s personality and transformation of his dual personality is the key point to promote the development of the plot. We hope that this thesis will produce some opinions on the research of Count of Monte Cristo.

Key Words:Count of Monte Cristo; Edmond; dual personality

摘要：过去，国内外学者对于文学作品中人物二重性格给予一系列的关注和研究。然而，在这些研究中，主要集中在文学史享誉盛名的作家或作品上，而对于大仲马的作品《基督山伯爵》，尚未发现从人物二重性格方面进行研究。因此，本论文试图从人物二重性格原理对该作品主人公爱德蒙的人物性格进行研究，表明小说中人物性格的表现及其性格的变化在推动情节发展具有关键作用。

　在本论文中，首先通过解读人物二重性格原理，然后运用人物二重性格原理对《基督山伯爵》中爱德蒙的人物性格进行具体分析，最后从爱德蒙的性格表现及其性格变化中证明人物的性格在推动情节发展的关键性作用。希望本研究能为《基督山伯爵》的研究提供一些见解。

关键词：《基督山伯爵》；爱德蒙；二重性格