词根：-fer-, -lat-

【词根含义】：携带,拿取

【词根来源】：来源于拉丁语动词fero, ferre, tuli, latus(携带,拿取)。

【同源单词】：afferent, aquifer, aquiferous, calciferous, carboniferous

前缀：oc-, op-, of-

【词根含义】：相反;离开;对面;来,临近;加强意义

【词根来源】：ob-的变体, oc-用在c前; of-用在f前; op-用在p前。

【同源单词】：occasion, occasional, occupant, occupation, occupy

词根词缀：-fer, -ferous

【来源及含义】Latin: to bear, to carry; to produce; to bring

【相关词根词缀】 Cross references of word families related to "bear, carry, bring": duc-; ger-; later-, -lation; phoro-; port-.

【同源单词】ad referendum, afferent, aquifer, auriferous, circumference, confer

词根词缀：ob-1

【来源及含义】Latin: toward, to, before

【相关描述】Before c, ob- becomes oc-; before f, ob- becomes of-; before g, ob- becomes og-; before p, ob- becomes op-; before m, ob- becomes o-

【同源单词】oblige, obsequious, obstetrics, obverse, obvert, offer