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。
• 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。
• 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。
• 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。
• 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。
• The team was looking for a natural clock in the body that controls sleep and wakefulness.
  团队在身体里寻找自然的钟，可以控制睡眠和不眠症。
• 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。
• The insomniac is habitually afflicted with wakefulness at times when he wishes to sleep.
  失眠症患者，这种病人在他想睡觉时经常特别清醒。
• 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