wake somebody up意思是“叫醒/吵醒某人”,例如:
Please wake me up at six.请六点叫醒我。
Professor: Wake up that fellow next to you.教授:请把你旁边那位同学叫醒。
Wake the child up and dress him,把孩子叫醒,给他穿上衣服。
Stop Shouting or you'll wake up the neighbors.不要喊了,否则你会把邻居吵醒的。
Be quiet or you will wake up the baby asleep upstairs.安静点儿,不然会吵醒睡在楼上的宝宝。