morning, noon,and night 夜以继日（传统表达法）

英文释义

Traditional expression meaning without stopping; continuous. (NOTE: also "day and night?")

例句

To finish the huge project everyone in our company has been working morning, noon,and night.

为了完成这个庞大的项目，我们公司的每个人都在夜以继日地工作。