1. Wakefulness is often the result of bad sleep habits. 睡不着往往是来源于不良的睡眠的习惯。
2. Apart from children keeping their parents awake, worrying about work was the biggest cause of wakefulness at night among managers. 除了总是被孩子们弄醒外，对工作的担忧是管理工作者们夜间失眠的最主要原因。
3. Conclusion: Acupunctured the nerve root of pathological segment and zygapophysis could treat the wakefulness caused by cervical syndrome. 结论：围刺病变节段的神经根、关节突周围取穴为主治疗颈椎源性失眠疗效显著。
英英解释
n.
1. a periodic state during which you are conscious and aware of the world
2. a temporary state in which you are unable (or unwilling) to sleep
3. the process of paying close and continuous attention
