She occupied herself with routine office tasks.

她忙于办公室的日常工作。

《牛津词典》

Routine office work is my bread and butter.

日常的办公室工作是我的谋生之道。

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The impact of computing on routine office work.

计算机应用对办公室日常工作的影响。

youdao

There's an old Saturday Night Live routine where one of the actors is in the doctor's office, and the doctor gives him the very sad news that he's got two minutes left to live.

有个周六夜现场的老桥段是,一个演员在医务室里，医生告诉他了一个非常悲伤的消息,说他还有两分钟活的时间。

耶鲁公开课 - 死亡课程节选

This can extend to routine office tasks that Westerners are used to performing themselves.

ECONOMIST: Business travel

It will do all the work of a business, its scientific calculations, its routine office accounting, and its occasional costing analyses as each comes round, and it will take in its stride all the awkward exceptions that crop up in every batch of routine calculations.

ECONOMIST: The business world

If I try to explain to my elderly male patients why prostate cancer screening doesn't always help, or inform young adults that antibiotics aren't necessary for most sinus infections, it would take much more time than the 15 minutes that I can give for a routine office visit.

CNN: Doctors and patients should talk more, test less