英语词汇“concrete operations”的翻译、意思、用法、释义-英汉双解词典-注文网

单词	concrete operations
释义	concrete operations [网络] 具体运思期；具体运算阶段；具体操作阶段
随便看	electro-neutrality condition electroneutrality principle electroneutrality relation electroneutrals electroneutrqlity principle electron evaporation electron event electron exchange electron exchange chromatography electron exchanger electron exchange resin electron-exchange resin electron exchangers electron excitation electron excitation function electron excitation of the nucleus electron excited x-ray fluorescence spectrometry electron eye electron feedback electron field electron flare electron flow electron flux electron flux density electron focusing 才华出众，辩才无碍才华横溢，不拘小节才华横溢，聪明绝顶才华横溢，通古博今才可必传能有几才吟五字句，又白几茎髭才固难矣，犹时时有之；而惜才者则千古未见其人焉。才士得神秀，明公独妙年。才多俗美，更数十年犹得收其实用者，其教使之然也才大始知寰宇窄，道在从如草木闲。撞倒撞击撞坏撞墙撞大运撞客撞客儿撞归撞木钟撞机