stay up late 熬夜，整晚不睡，迟睡

【例句】
I used to stay up late with my mom and watch movies.
我以前总是和妈妈一起熬夜看电影。

The children got to stay up late and watch a good movie for the family.
孩子们可以晚一点睡觉，看一部适合合家共赏的好电影。