L. retro stands to re- as intro, "in, within"; to in, "in," and as citro, "hither," stands to cis, "on this side." [Klein]
Common in combinations in post-classical Latin (the classical equivalent was post-). Active in English as a word-forming element from mid-20c.前缀re- 的比较级,-ter, 比较级后缀。见retrofit, retrospect.
该词的英语词源请访问找单词词源英文版:retro- 词源,retro- 含义。
来自拉丁语 retro,向后,往回,可能来自 re-的比较级,-ter,比较级后缀,词源同 exterior,interior.