stay up的意思？

She could always sweet-talk Pamela into letting her stay up late.她总能哄得帕梅拉同意她晚睡一会。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。He has to wear a belt to make his trousers stay up.他不得不系上腰带才能使裤子不掉下来....

stay up的音标：stay up的英式发音音标为：[stei ʌp]stay up的美式发音音标为：[ste ʌp]...