octanoicWiktionary 原文英美构词拆解octanoctane词干oic-oic后缀-oic(organic chemistry) used to form the names of carboxylic groups and acids词源说明From octane + -oic.释义形容词adjective1(organic chemistry) Of or pertaining to octanoic acid or its derivatives同族词派生词 1perfluorooctanoic