英语词汇rationale的发音释义、词根词缀、结构分析、同源词、词频及词根记忆法-英语词根词缀词典

词汇	rationale
词根词缀	词源： 1657, from L.L. rationale, noun use of neuter of L. rationalis "of reason" (see rational).
随便看	chromosphere chron- chronic chronicle chrono- chronograph chronological chronology chronometer chrysalid chrysalis chrysanthemum Chrysler chthonic chub chubby chuck chuckle chuff sun sundae Sunday sunder sundog sundry

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