state of wakefulness 清醒状态
prolonged wakefulness 长时间清醒
degree of wakefulness 清醒程度
maintain wakefulness 保持清醒
sleep and wakefulness 睡眠与清醒
1. The doctor measured his level of wakefulness.
医生测量了他的清醒程度。
2. Caffeine helps increase wakefulness during study.
咖啡因有助于在学习时保持清醒。
3. Prolonged wakefulness can affect concentration.
长时间清醒会影响注意力。
4. She struggled to maintain wakefulness after midnight.
她在午夜后努力保持清醒。
A: How can I improve my wakefulness during work?
A：我怎样在工作中提高清醒度？
B: Take short breaks and stay hydrated.
B：短暂休息并保持补水。
1) 指生理上的清醒状态
2) 指心理或注意力的警觉状态
3) 指医学或睡眠研究中的清醒程度指标
1. 清醒状态；未睡眠状态
e.g.The patient showed periods of wakefulness.
病人表现出间歇性清醒。
2. 警觉性；注意力清醒程度
e.g.Coffee increases wakefulness.
咖啡能提高清醒度。
noun
1. The state of being awake and alert, not asleep.
Synonym: alertness, consciousness