night and day

night and day

adv. 日日夜夜地, 夜以继日地

例句与用法：

The sick child was well cared for night and day.

那个生病的孩子日夜受到很好的看护。

This machine operates night and day.

这台机器日夜运转。

He prayed to God night and day to endue him with the spirit of holiness.

他日夜祈求上帝赋予他虔敬的心。

词形变化：

形容词比较级: nigher | 形容词最高级: nighest | 动词过去式: nighed | 动词过去分词: nighed | 动词现在分词: nighing | 动词第三人称单数: nighs |

---

日以继夜地

They had been traveling night and day for a whole week.

他们日夜兼程已有整整一星期。