phenylhydrazineWiktionary 原文英美构词拆解phenylphenyl词干hydrazinehydrazine词干词源说明From phenyl + hydrazine.释义名词noun1(organic chemistry) The phenyl derivative of hydrazine C6H5-NH-NH2; it is used in the synthesis of indoles, and in the analysis of sugars etc.同族词派生词 1phenylhydrazinium