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不久前,中国青少年研究中心披露的一项跨度10年的3次对比调查结果显示,10年来少年儿童的睡眠时间持续减少,目前近八成中小学生睡眠不足,比5年前增长了三成。据了解,去年的调查显示,在学习日,中小学生平均睡眠7小时37分钟,比国家规定最低时间(9小时)低了1小时23分钟。中小学生睡眠时间低于国家规定时间的
Not long ago, a survey conducted by China Youth Research Center for three years across 10 years showed that the number of children and adolescents sleeping continuously declined in the past 10 years. Currently, nearly 80% of them have insufficient sleep, an increase of 30% over 5 years ago. It is understood that last year’s survey showed that on the study day, pupils and students averaged 7 hours and 37 minutes of sleep, which was 1 hour and 23 minutes lower than the national minimum time (9 hours). Primary and secondary school students sleep time is lower than the national time