wakefulness

• 名词，指清醒、警觉和意识清醒的状态，通常表现为无法或不愿入睡，或指持续而专注的注意。

A noun referring to the state of being awake, alert, and conscious, often characterized by an inability or unwillingness to sleep, or by close and continuous attention.

不可数

1. State of being awakeB2formal

   A recurring condition in which a person is conscious and aware of their surroundings.

   清醒状态

   • The patient's wakefulness was monitored throughout the night.
   • During periods of wakefulness, the brain processes sensory information.
   • The drug can cause prolonged wakefulness.

   同义词alertnessawarenessconsciousnessvigilance

   反义词sleepslumberunconsciousness

2. Inability to sleepB2formal

   A temporary condition where a person is unable or unwilling to fall asleep.

   失眠

   • His wakefulness was due to anxiety about the exam.
   • She experienced a period of wakefulness after drinking coffee.
   • The noise outside caused a state of unwanted wakefulness.

   同义词insomniasleeplessness

   反义词drowsinesssleepinesssomnolence

3. AttentivenessC1formal

   The act of paying close and continuous attention to something.

   警觉

   • The lecture required a high degree of wakefulness from the students.
   • His wakefulness to detail made him an excellent editor.
   • The security guard maintained constant wakefulness throughout his shift.

   同义词alertnessvigilancewatchfulness

   反义词distractioninattentionneglect