stay up

熬夜，开夜车

stature, status, status quo, status symbol, statute, statute law, statute-book, statutory, staunch, stave, stay, stay (keep) in touch (with sb), stay away from, stay behind, stay for dinner, stay for/to sth, stay in, stay in touch, stay on, stay out, stay with sb, stay-at-home, stayer, staying-power, STD, stead, steadfast, steadfastly, steadfastness, steadily, steadiness, steady, steak, steak-house, steal, stealth, stealthily, stealthiness, stealthy, steam,