菲茨杰拉德以代表作《了不起的盖茨比》确立了他在美国文学史上的地位。小说中的主要人物汤姆向来被认为是一个傲慢、凶狠的有钱人。本文以功能语言学的评价理论为基础,从词汇角度对小说中关于汤姆·布坎农的描写进行了深入分析,解析出他性格中脆弱的一面。 Fitzgerald, whose masterpiece “The Great Gatsby,” established his position in the history of American literature. Tom, the main character in the novel, has long been considered an arrogant and fierce rich man. Based on the evaluation theory of functional linguistics, this essay analyzes the description of Tom Buchanan in the novel from the perspective of vocabulary and analyzes the fragile aspects of his character.