They allow you to save effort by doing work once instead of repeating it each time you need it.

它们让你通过做一次工作来省力，而不用你每次需要它的时候都重新做一遍。

youdao

In the ideal world, we're all doing work that we're proud of and that provides meaning and purpose to us.

在理想世界里，我们都做着引以为荣的工作，并且这份工作能给予我们生活的意义和目的。

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youdao

From an early age, Aleck liked to make new things and find new ways of doing work.

VOA: special.2010.05.14

That's the work that the system is doing to the environment. I'm doing work to the environment. The work is negative, which means that work is being done to the environment.

功的大小,就是矩形的面积,这样我们就实现了一台热机，冷却，加热，加热,冷却，系统回到了初态。

麻省理工公开课 - 热力学与动力学课程节选

So it's kind of I'm doing work, but I'm just trying to... mix it up a bit

所以我还是在工作，只不过我想尝试换换环境，

正在写论文 - SpeakingMax英语口语达人

She's regarded as doing work in the local community, so she is well-liked here.

BBC: Devon soul star Joss Stone keeps roots in county

She's more likely doing homework or doing work for one of the environmental causes she values.

CNN: The transformation of American TV

Omidyar will give Tufts more--if certain benchmarks are met, such as students doing work in public service.

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