stay up的意思是：不睡觉，熬夜。读音为：美 /steɪ ʌp/。
短语：
stay up late熬夜到很迟
stay up all night studying 熬夜学习
stay up to the midnight 熬到半夜
Stay up late at night 熬到深夜
双语例句：
1.I used to stay up late with my mom and watch movies.
我过去常和妈妈熬夜看电影。
2.Do you often stay up late?
你经常熬夜吗？
3.It's bad for you to stay up too late.
熬夜对你的身体不好。
4.I used to stay up late studying every night so I always overslept the next morning.
我以前总是每晚都熬夜学习，所以隔天早上总是睡过了头。
5.Many people stay up late at night, which makes them feel tired during working hours.
很多人晚上熬夜,这使得他们在工作时间感到疲劳。
6.You'll laugh, you'll cry, and you'll stay up way too late reading this fabulous story.
你将时而大笑，时而哭泣，并且熬夜读完这个令人难以置信的故事。
