英语词汇periodicity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	periodicity
词根词缀	Online Etymology Dictionary periodicity n. 1805, from French périodicité (1796), from périodique, from Latin periodicus (see periodic).
随便看	citri- citric citrine citro- citron citronella citrus city -city cityscape civ civ, civil civet civic civi-, civ-, cit- civics civil civil disobedience civilian civilisation civility civilization civilize civilized civilly

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