night and day

英 [naɪt ænd deɪ] 美 [naɪt ənd deɪ]

• adv. 日日夜夜地；夜以继日地

例句

用作副词 (adv.)

1. Our parents are worrying about us day and night.
   父母亲日日夜夜地为我们操心受累。
2. He tried his best to study that machine all day and all night.
   他日日夜夜地研究那台机器。
3. They labored day and night in wretchedness.
   他们在痛苦中夜以继日地劳累。

词汇搭配

• day and night 日日夜夜，昼夜，整天...
• by day and by night 日日夜夜

近反义词

【近义词】

• repeatedly 重复地