stay in片语动词KK [ste ɪn] /steɪ ɪn/发音片语动词1待在家里、不外出It was raining hard, so we decided to stay in.雨下得很大,所以我们决定待在家里。2留校、被罚留下学校用语The teacher made him stay in during the lunch break.老师罚他午休时间留在教室里。用这个字练口说→