基本解释[心理学]心理发展阶段英汉例句双语例句There is high rate of bullying problem among the elementary school students because it is the special stage of their physical and mental development.小学儿童因其身心发展的特殊性，成为欺负行为的高发人群。stage of mental development更多例句词组短语短语a stage of mental development 精神发展的一个阶段stage of mental development更多词组专业释义心理学心理发展阶段