英语词汇“concrete operations”的意思、用法、释义、翻译、读音、例句、短语、词组-英汉翻译词典-复社网

单词	concrete operations
释义	concrete operations freq. 3 dict. 2 [网络]具体运思期；具体运算阶段；具体操作阶段
随便看	congestion of systemic circulation congestion of throat congestion of traffic congestion pricing congestion problem congestion rent congestions congestion signal congestion study congestion surcharge Congestion Surcharge R congestion surplus congestion system congestion tax congestion termination congestion theory congestion time congestion tone congestion traffic unit meter congestion traffic-unit meter congestion window congestiparous congestive congestive abescess congestive abscess

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