wake up[英][weik ʌp][美][wek ʌp]醒来; 活跃起来; 引起注意; （使）认识到; 例句:

1.The worst nightmares are the ones you cannot wake up from. 最可怕的噩梦就是你无法从噩梦中醒来。

2.Keep the room dark when you wake up. 当你醒了要保持室内黑暗。