对大多数人来说，一周工作40小时是相当正常的。

40 hours is a fairly average working week for most people.

《牛津词典》

你可以每天锻炼三小时，一周七天。

You can exercise three hours a day, seven days a week.

youdao

根据菲利斯·莫恩的说法，这种“一周7天、一天24小时”的网络连接，再加上快速变化的经济和变幻莫测的未来，你就很容易会过度劳累。

Add a rapidly changing economy and an uncertain future to this 24/7 connectivity, and you've got a recipe for overwork, according to Phyllis Moen.

youdao

If you don't give me seven hours a week, I don't know what I can do for you.

如果你们一周不学习7个小时，我不知道我能为你们做什么了。

麻省理工公开课 - 固态化学导论课程节选

and a unit is generally 3 to 5 hours of work a week.

而且每门课通常是一周3到5个小时。

很好奇住宿生活 - SpeakingMax英语口语达人

The idea of working in an office, pushing papers 70 to 80 hours a week, although as lucrative as it might be, wasn't something I felt I will be really using my own personal skill set to benefit people on a mass level.

在办公室里一周做，70到80小时的琐碎工作，虽然会很赚钱，但是这并不是,我能真正用自己的能力,去造福大众的工作。

普林斯顿公开课 - 人性课程节选