From diary entries and other personal accounts from the 18th and 19th centuries, sleep scientists have reached the conclusion—that the average person used to sleep about 9.5 hours a night.
从18世纪和19世纪的日记和其他个人记录中，睡眠科学家已经得出结论——人的平均睡眠时间约为每晚9.5小时。
The conclusion was reached after an exhaustive study of 105 plane accidents and personal accounts from almost 2,000 survivors of how they managed to escape from crash landings and onboard fires.
这一结论是对105起飞机事故和约2,000名幸存者在紧急着陆和飞机起火事故中成功逃生的个人报告进行研究后得出的。
Conclusion Taking full advantage of media and personal communication measures, we should strengthen health education for TB patients during check-up, treatment and supervision.
结论应结合检查治疗督导，充分利用媒体和人际传播手段，加强对结核病患者的健康教育。
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