词根词缀：apo-, ap-, aph-

【来源及含义】Greek: from, away from, asunder, separate, separation from, derived from

【同源单词】ahydrotaxis, aphorism, aphydrotactic, apobiosis, apobiotic, apocalypse

词根词缀：calypto-, calypt-

【来源及含义】Greek: covered, cover; hide, hidden; conceal, concealed

【同源单词】apocalypse, apocalypst, apocalyptic, apocalyptic literature, apocalyptic number, apocalyptical

词根词缀：numer-, number-

【来源及含义】Latin: distribution; to count, to reckon

【同源单词】alphanumeric, alphanumerical, alphanumerics, annumerate, annumeration, apocalyptic number