dichlorophenylphosphineWiktionary 原文英美构词拆解dichlorodichloro-前缀phenylphenyl词干phosphinephosphine词干dichloro-(chemistry) containing two chlorine atoms词源说明From dichloro- + phenyl + phosphine.释义名词noun1An organophosphorus compound commonly used in the synthesis of elaborated phosphine ligands for coordination chemistry.