An astronomer might spend only a week or so each year observing at the telescope and the rest of the time measuring or analyzing the data acquired from large projects or surveys.

天文学家每年可能只花一周左右的时间用望远镜进行观察，其余时间用来测量或分析大型项目或调查中获得的数据。

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Since we crank out so many stories each week some really good ones get lost in the cracks.

我们每个星期都编造这么多的故事，有些很好的文章被读者忽略了。

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When I was really in the midst of my busyness epidemic, I was telling myself that I needed to work so many hours each week because 'someone had to do it'.

当我真的置身于这场忙碌瘟疫中的时候，我就不断地告诉自己：每周需要花这么多时间在这项工作上是由于这项工作必须得有人做。

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"I think a lot of them are really derivative of "Lost."" With so many viewing choices, getting audiences to tune in to a serialized drama each week is no easy feat, yet "Lost" managed to hold onto a huge,loyal fan base.

VOA: standard.2010.05.25

I want you to come to lectures, so we have the two lectures each week that you'll come to.

我希望你们都能来听课,每周都有两次,你们要来参加

耶鲁公开课 - 聆听音乐课程节选

And there's a few things going on here, so clearly there is multiple sprite, multiple characters, and recall from last week that each sprite has its own set of strips or programs.

我们可以看到许多东西，譬如，很明显我们可以看到有许多小精灵，许多字符，想想上周，每个精灵还自有一套,程序。

哈佛公开课 - 计算机科学课程节选

Large speculators started cutting their net-long position in silver beginning Feb. 12 and did so for each week since.

FORBES: FOCUS: Speculators Continue To Sell Gold, Silver Futures, Options -- CFTC

Your body can build at most about a half-pound of muscle each week, so if you eat too many extra calories trying to build more muscle, you will gain fat, too.

CNN: How should I eat to build muscle mass?

Two other major GOP hopefuls, Iowa frontrunner Mitt Romney and Fred Thompson, have actually been absent from the state so far this week, though each is a constant presence in TV ads that tout their conservative credentials.

NPR: GOP Presidential Candidates Court Iowans