wake up

/ˈweɪk ˌʌp/
If something such as an activity wakes you up, it makes you more alert and ready to do things after you have been lazy or inactive. 使振奋

noun [抽象名词]醒来:从睡眠中恢复意识,停止睡觉。

You will automatically wake up after this length of time.
你将在这段时间之后自然醒来。

verb [vt. 及物动词]唤醒:使(人或动物)从睡眠中醒来。

The sound of a door slamming woke him up.
门砰的一声把他吵醒了。

verb [vi. 不及物动词]意识到:使(某人)意识到某事的存在(如问题或危险)。

They finally woke up and realized what was happening.
他们终于醒悟过来,意识到正在发生的事情。

verb [vi. 不及物动词]激活:使(某物)活跃;唤起。

What joy and cheerfulness it wakes up within us, to see all nature beaming in brightness and sunshine …
看到大自然在阳光下光彩照人,它在我们内心唤起了多么大的喜悦和愉快…

wake up 出现在下面的课文中(提供视频、音频及笔记等可系统性学习)
Lesson 49 The end of a dream
Lesson 92 Asking for trouble
单词造句:
网友用“Wake up”造句精选
A cool shower wakes up the body and boosts circulation. 冷水浴使身体振奋,促进血液循环。
Wake up, sleepyhead. 起床,懒鬼。