三字格新词中存在一类“谓名　名词　×××”的格式 ,如“发烧友”“减肥茶”“透明度”等。本文从句法构词的角度对该类词中谓词性成分与名词整体的语义关系进行了分析和归纳 ,并在此基础上描述了该类格式的修辞特征 ,证明这类偏正型合成词内部隐含着不同的语义结构 There are three types of “predicate nouns” in the three-word new words, such as “enthusiasts”, “slimming tea” and “transparency.” This paper analyzes and summarizes the semantic relations of the predicate components and the noun nouns syntactically from the perspective of syntactic construction, and on the basis of which the rhetorical features of this kind of format are described, Implies different semantic structure