bright and early
非常早的时间；早晨一大早
口语·形容清晨早起或开始行动
英文释义
to be awake or start work very early in the morning
例句
We need to leave bright and early tomorrow to catch the first train.
典故来源
源自“bright”指清晨阳光明亮，“early”指时间早，组合强调清晨的活力。