diphenylWiktionary 原文英[daɪˈfiːnaɪɫ]美构词拆解didi-前缀phenylphenyl词干di-Two. · Double, twice the quantity.词源说明From di- + phenyl.释义名词noun1(organic chemistry) Synonym of biphenyl.同族词派生词 21denagliptin·denaverine·dichlorodiphenyldichloroethane·dichlorodiphenyltrichloroethane·diphenhydramine