词汇 | reciprocal |
词根词缀 | 词源: 1560s, from L. reciprocus "returning the same way, alternating," from pre-L. *reco-proco-, from *recus (from re- "back" + -cus, adjective formation) + *procus (from pro- "forward" + -cus, adjective formation). 词根记忆: a. 相互的,往复的,互利的The vocation advocate found the word "vocal" and "reciprocal" not in the vocabulary.职业倡导者发现"嗓音的"和"交互的"两词不在词汇表中. |
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