◎ 宵衣旰食 xiāoyī-gànshí[getting up before dawn and eating late—busy with state affairs] 天不亮就穿衣起床,天晚了才吃饭,形容工作繁忙而勤勉 宵衣旰食,忧六宫之未安;寒心销志,惧一物之失所。——唐· 李世民《命皇太子监国诏》-----------------国语辞典：天未明就披衣起床，日暮才进食。形容勤于政事。《旧唐书．卷一九○．文苑传下．刘蕡传》：「任贤惕厉，宵衣旰食。」唐．陆贽〈兴元论解姜公辅状〉：「矧又时运方屯，物情犹郁，乃是陛下握发吐哺之日，宵衣旰食之辰。」也作「旰食宵衣」、「昃食宵衣」。近废寝忘餐英语 to dress before light and not eat before dark (idiom), diligently attending to official matters