英语词汇unselfish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	unselfish
词根词缀	Online Etymology Dictionary unselfish adj. 1690s, from un-(1) "not" + selfish, adj.. Similar formation in Danish uselvisk, Swedish osjälfvisk. Related: Unselfishly; unselfishness.
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