Working night hours and weekend hours is not pleasant.

周末和夜间上班不是一件让人愉快的事。

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In 1998, Cheng, then 64, was working night and day as a research specialist at the Ministry of Land and Resources.

1998年，64岁的程恩华还在国土资源部夜以继日地进行研究工作。

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How can one family in isolation combat this $15 billion industry that's working night and day to undermine parental authority?

一名“无商业童年”活动中的家长Susan Linn问道：“一个家庭如何能够独自与一个价值150亿美元，并且日夜不停的工作，来破坏家长权威的产业斗争？”

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While she was working for the government, Miss Carson wrote at night and on weekends.

VOA: special.2010.03.14

Students would see my light on in my office and say, "Oh that's great Master Brownell, you stayed up all night just like we did working," but of course we were on different schedules.

学生看到我办公室的灯亮着就说,"伟大的布朗奈尔院长,你也和我们一样通宵工作呀",但显然,我们的作息表不一样

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

and you're very hungry after working on your computer at your hotel room late at night.

你在酒店房间里，在电脑前工作到很晚，这时你肚子很饿了。

How can I 课堂 - SpeakingMax英语口语达人

Previous studies have suggested a link between working night-shifts and both heart disease and breast cancer.

BBC: stewardess

These were the same start ups powered by engineers working night and day on their bleeding edge projects, obsessed by their option packages.

FORBES: Bring Back Stock Options And Million Dollar Secretaries

And I want everybody to know that everybody here -- at every level -- is working night and day to end this crisis.

WHITEHOUSE: President Obama Assesses BP Oil Spill Response