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

• The energy increase may then power restorative processes absent during wakefulness, because brain cells consume large amounts of energy just performing daily waking functions.
  那么能量的增加可能为清醒时所缺乏的恢复过程提供了动力。因为大脑细胞仅在执行各种日常觉醒功能时就要消耗大量的能量。
• Insomnia, early-morning wakefulness or excessive sleeping;
  失眠，清晨觉醒，或者嗜睡；
• The feeling one has for his lover during wakefulness may be blotted out or intensified by sleep.
  一个人在清醒时对其爱人的感情也许为睡眠所抹掉或者在酣睡之中变得更加浓烈了。
• They were tested hourly for either wakefulness or motor skills.
  每隔一小时，科学家们都会测试他们是否清醒、操作技能如何。
• 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。
• You have to force your sleep addled brain into wakefulness, move your stiff legs and retrieve the key before the alarm goes off.
  你必须强迫你的睡眠混乱的大脑进入觉醒，移动你的僵硬的腿和检索密钥之前报警熄灭。
• I was jolted into wakefulness by a bright light.
  我被耀眼的亮光猛地弄醒。
• A neurotransmitter associated with voluntary movement, sleep and wakefulness.
  一种神经递质与自主运动、睡眠有关。
• Protein in meals stimulates wakefulness while carbohydrates promote sleep.
  食物中的蛋白质使人兴奋，而碳水化合物使人易于入睡。
• Researchers have theorized that sleep may restore some chemical that is drained during periods of wakefulness.
  一些研究人员提出的理论认为，睡眠可以恢复人在不睡觉时失去的某些化学物质。