词根：-it-

【词根含义】：行,走

【词根来源】：来源于拉丁语动词eo, ire, ivi(ii), it.us(行,走)。

【同源单词】：ambition, ambitious, circuit, circuitous, exit

前缀：circum-

【词根含义】：周围

【词根来源】：来源于拉丁语名词circus(圆), 介词circum(大约)

【同源单词】：circuit, circuitous, circumambulate, circumcision, circumference

词根词缀：circum-

【来源及含义】Latin: around, about, surrounding, closed curve, circling, circular on all sides; literally, "in a circle"

【相关词根词缀】 Related "around, round, surrounding" units: ambi-; ampho-; circ-; cyclo-, -cycle; gyro-; peri-.

【同源单词】Antarctic Circumpolar Current, circuit, circuitous, circuitously, circuitousness, circuitry

词根词缀：itiner-, it-, -it

【来源及含义】Latin: to go, to walk away; to travel, to journey, a journey

【同源单词】adit, ambience, ambient, ambition, ambitious, ambitiously