词根：-nounc-

【词根含义】：通知

【词根来源】：来源于拉丁语中nuntius(信使)派生的动词nunti.o, nunti.are, nunti.avi, nunti.atus(通知,宣布)。

【同源单词】：announce, announcement, denounce, enunciate, enunciation

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：nounc-, nunci-, nunti-

【来源及含义】Latin: messenger, message; make known, announce

【同源单词】announce, announcement, announcer, annunciate, annunciation, denounce