词根词缀:echo-, ech-
【来源及含义】Greek: sound, noise; especially a returned sound; repetition, imitation
【同源单词】anecho, anechoic, catecheses, catechesis, catechetical, catechism
【来源及含义】Greek: sound, noise; especially a returned sound; repetition, imitation
【同源单词】anecho, anechoic, catecheses, catechesis, catechetical, catechism