hydroxymethylWiktionary 原文英美构词拆解hydroxyhydroxy-前缀methylmethyl词干hydroxy-(chemistry) having, or derived from, a hydroxyl radical词源说明From hydroxy- + methyl.释义名词noun1(organic chemistry, especially in combination) The univalent radical HO-CH2-同族词派生词 3hydroxymethylcytosine·hydroxymethylome·hydroxymethyltransferase