坐以待旦

Explanation: Once dawn. Sit and wait for dawn. Analogy work hard. 　　Usage: -Linked; as predicate, object; with compliment 　　Source: "Book Taijia on the" kings Mei Shuang, Pi was, sitting to be Dan. "" Mencius IVb, "Yang and think of them, day and night; fortunately have it, sitting to be Dan." 　　Examples: Stop films, gem will drowsy sleep, so it was slightly Jia Mu assured that had ~. ★ Qing Cao Xueqin, "Dream of Red Mansions," the ninety-seventh Back Thesaurus:  Once the candle to be, burn the midnight oil, through out the night, Ti towards dry evening