词根词缀：di-, dicho-, dich-

【来源及含义】Greek: number two; twice, divided, double; unalike; a number used as a prefix

【同源单词】diacanthous, diacid, diadelphous, dianthous, diarch, diarchy

词根词缀：phyllo-, phyll-, -phyll, -phyllous

【来源及含义】Greek: leaf, leaves

【同源单词】aphyllous, aphylly, aphytic, chloroformization, diphyllous, eleutherophyllous