n.觉醒；不眠
At the same time,our senses remain responsive enough so that extreme external stimuli can rouse us to wakefulness. 同时，我们的感官能力，所以外界极其强烈的刺激能将我们唤醒进入觉醒状态。
Protein in meals stimulates wakefulness, while carbohydrates promote sleep. 食物中的蛋白质使人不眠，而碳水化合物却使人易于入睡。
Such as havinguncontinuous dream,being waked up by nightware suddenly,tossing sleepless even being wakefulness over the whole night and so on. 做不连贯的梦，在噩梦中惊醒，辗转不眠甚至彻夜不眠等等。
