benzyldimethylhexadecylammoniumWiktionary 原文英美构词拆解benzylbenzyl词干dimethyldimethyl词干hexadecylhexadecyl词干ammoniumammonium词干词源说明From benzyl + dimethyl + hexadecyl + ammonium.释义名词noun1(organic chemistry) The quaternary ammonium cation that has one benzyl, two methyl and one hexadecyl radicals; its chloride is a cationic detergent.同族词派生词 1benzyldimethylhexadecylammonium chloride