chloroformylWiktionary 原文英美构词拆解chlorochloro-前缀formylformyl词干chloro-green in color. · (organic chemistry) Containing chlorine.词源说明From chloro- + formyl.释义名词noun1(organic chemistry) A formyl group (-CO-H, also called aldehyde), in which the hydrogen is substituted by a chlorine atom (-CO-Cl).同族词相关词 1chloroformyl-