也就是说，他们不能在月球上行走，也不能在国际空间站外工作。

That is to say, they wouldn't be able to walk on the Moon or work outside the International Space Station.

youdao

每周还有九个小时的课堂外工作。

And nine hours a week of outside-the-class work.

youdao

任何在领域界限外工作的人都应该作为外部的。

Any people who work outside of the domain boundaries should be considered external.

youdao

And nine hours a week of outside-the-class work.

每周还有九个小时的课堂外工作。

麻省理工公开课 - 计算机科学及编程导论课程节选

Saying I'm going to let the other guy work and I'll shirk.

言外之意就是我工作了其他人就偷懒

耶鲁公开课 - 博弈论课程节选