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单词 retardation
释义 retardationretardation[ˌri:tɑ:ˈdeiʃən]n.1.延[推]迟, 阻滞[碍]; 延迟程度, 妨碍量;【物】减速度; 妨碍物;【心理】发育迟缓; 迟钝
继承用法-ative,-atoryadj.1.减速的, 使迟延的, 阻碍的

特殊用法borderline mental retardation1.【心理】临界智力落后chemical retardation1.化学阻滞cultural-familial mental retardation1.【心理】文化家族型智力落后developmental retardation1.发育迟缓growth retardation1.生长阻滞[停滞]ion retardation1.离子减速, 离子阻滞light-wave retardation1.光波延时(作用)magnetic retardation1.磁滞mental retardation1.智力落后[迟钝]mild mental retardation1.【心理】轻度智力落后phase retardation1.相位推延polymerization retardation1.聚合抑制steric retardation1.位滞(现象)strain retardation1.应变推迟thermal retardation1.保温time retardation1.时间推迟
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