Sleep is very important in human life, but a lot of factors interfere with our sleep quality, and the sleep problems are more serious in college today.
睡眠是人类生命活动必需的心理生理过程，其重要作用不言而喻，但在社会压力日益增大的今天，各种睡眠问题已经成为影响人们正常生活的重要因素。
Sleep is very important in human life, but a lot of factors interfere with our sleep quality, and the sleep problems are more serious in college today.
睡眠是人类生命活动必需的心理生理过程，其重要作用不言而喻，但在社会压力日益增大的今天，各种睡眠问题已经成为影响人们正常生活的重要因素。
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