wakefulness
n. 不眠; 失眠; 觉醒; 警觉
Someone who is wakeful finds it difficult to get to sleep and wakes up very often when they should be sleeping.
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。
1. a periodic state during which you are conscious and aware of the world
2. a temporary state in which you are unable (or unwilling) to sleep
She began to drift between sleep and wakefulness.
她开始进入时睡时醒的状态.
It is never a good idea to take sleeping tablets regularly for this kind of wakefulness.
经常吃安眠药来对付这种失眠绝不是什么好办法。
Old Cheng fell asleep, but Xiangzi tossed and turned in wakefulness.
老程睡去, 祥子来回的翻腾,始终睡不着.
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.
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.