polyfluoreneWiktionary 原文英美构词拆解polypoly-前缀fluorenefluorene词干poly-many · polymer词源说明From poly- + fluorene.释义名词noun1(organic chemistry) Any of a class of electroluminescent aromatic polycyclic hydrocarbons consisting of many fluorene units attached end-to-end同族词相关词 1oligofluorene