wakefulness

英

美

n.  觉醒；不眠

医学

BNC.26657 / COCA.24049

柯林斯词典

• ADJ-GRADED 难以入睡的;失眠的;睡眠轻的
  Someone who iswakefulfinds it difficult to get to sleep and wakes up very often when they should be sleeping.
  1. Wakeful babies will often continue to need little sleep as they grow older.
     通常睡眠轻的婴儿长大后仍然只需要较少的睡眠。

英英释义

noun

• a periodic state during which you are conscious and aware of the world
  1. consciousness during wakefulness in a sane person is pretty well ordered and familiar
• the process of paying close and continuous attention
  1. wakefulness, watchfulness, and bellicosity make a good hunter
  2. vigilance is especially susceptible to fatigue
  Synonym:watchfulnessvigilancealertness
• a temporary state in which you are unable (or unwilling) to sleep
  1. accept your wakefulness and sleep in its own contrary way is more likely to come
  Synonym:sleeplessness

双语例句

• Conclusions: The frequency of clinical seizures and the epileptiform discharges during wakefulness and sleep were basically identical.
  结论：颞叶癫痫的临床发作频率和痫样放电频率在清醒和睡眠时期基本相等。
• A neurotransmitter associated with voluntary movement, sleep and wakefulness.
  一种神经递质与自主运动、睡眠有关。
• He raised his head, and the cold, bitter reality jarred him into wakefulness.
  他抬起头来，这个冷酷、痛苦的现实，使他猛地清醒了。
• Sleeping longer than you need to will weaken your sleep system, as you reduce your prior wakefulness, exposure to sunlight, activity levels, and your body temperature at a low for too long.
  睡得比你所需应该睡的时间长了会减弱你的睡眠系统，当你降低了你先前的觉醒度，暴露于阳光中，你的活动水平和你的身体体温都处于低水平太久。
• Through burned out eyes, tormented mind moribund in that fuzzy area between sleep and wakefulness, he watched the pulsating digits of the clock ticking over.
  透过烧毁的眼睛，折磨奄奄一息的心在这模糊区之间的睡眠和清醒，他观看了脉动数字时钟滴答。
• This is the sort of mixed-up mental state I am familiar with from bouts of wakefulness at three in the morning.
  这是我所熟悉的一种头脑不清的精神状态，在凌晨三点失眠时多次出现。
• Effects of intracerebroventricular injection of thyrotropin-releasing hormone on wakefulness and sleep in rats
  侧脑室注射促甲状腺激素释放激素对大鼠睡眠-觉醒的影响
• Stimulant: any drug that excites any bodily function; usually one that stimulates the central nervous system, inducing alertness, elevated mood, wakefulness, increased speech and motor activity, and decreased appetite.
  兴奋剂：能兴奋机体功能的药物。通常指刺激中枢神经系统的兴奋剂，用于警醒，改善心情，提神消倦，增加言语和运动能力，以及控制食欲。
• A light snack at bedtime can promote sleep, but too much food can cause digestive discomfort that leads to wakefulness.
  临睡前吃点儿零食可以帮助睡眠，但进食太多就会引起消化道不适而造成失眠。
• Most conclude that the purpose of sleep is rest and recovery from the wear and tear of wakefulness.
  人们大都认为睡眠是为了从非睡眠状态下的疲倦和劳累中得到休息和恢复。