英语词汇retain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	retain
词根词缀	retain 保留，保持 re-, 向后，往回；-tain, 保持，词源同contain, tenure.
随便看	goldcrest gold-digger golden jubilee goldsmith golf golliwog golly gonad gondola gong gonorrhea gonzo journalism goo good good-bye Good Friday goods goody gooey goof goofball goog Google googly googol

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