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

• 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。
• 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。
• Sleep interrupts wakefulness, and sleep itself is interrupted by dreams and nightmares.
  睡眠中断清醒，而睡眠本身又被美梦和噩梦所搅扰。
• It regulates arousal, wakefulness, and appetite.
  它能调节你的觉醒状态和胃口。
• 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。
• It is state of mind in between wakefulness and dream.
  它是一种内在的认知状态，与潜意识和深层意识相关联。
• 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。
• 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
• 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。
• Process C: Maintains our wakefulness during the day.
  以及C进程：在白天让我们保持清醒。