词根：-duc-, -duct-

【词根含义】：引导

【词根来源】：来源于拉丁语动词duco, ducere, duxi, ductus(引导)。

【同源单词】：deduce, educate, education, educational, induce

前缀：e-, ex-

【词根含义】：出,向外;向上

【词根来源】：e-用在b, c, d, g, j, l, m, n, r, v前;ex-用在s前时,s常省略。来源于拉丁语前缀ex-。

【同源单词】：edit, edition, editor, editorial, educate

词根词缀：duc-, -duce, -duct, -ducent, -ductor, -duction, -ductive, -ducer, -ducement, -ducation

【来源及含义】Latin: to lead, leading; bringing; to take; to draw along or out

【相关词根词缀】 Cross references of word families related to "bear, carry, bring": -fer; ger-; later-, -lation; phoro-; port-. A cross reference of word units that are related, directly and/or indirectly, with "tube, pipe": aulo-; can-, cann-; fistul-; siphon-; syringo-; tub-.

【同源单词】abduce, abducens, abducent, abducent, abduct, abductee

词根词缀：ex-, e-, ef-

【来源及含义】Latin: a prefix occurring in words of Latin origin used in the senses: out, out of, from; upward; completely, entirely; to remove from, deprive of; without; former [said of previous holders of office or dignity]

【相关描述】Before f, ex- becomes ef-; before all voiced consonants (as b, d, g, etc.) ex- becomes e-.

【同源单词】e pluribus unum, educate, educe, efface, effacement, effete