He's been away for at least a week.

他走了总有一个星期吧。

《新英汉大辞典》

He's going away for at least a week.

他起码一星期出去一次。

youdao

A prebuilt version of pseudo which was at least a week old.

预先构建的pseudo版本，该版本至少应该已经存在一周时间。

youdao

He told them to call home once a week and to read at least one book a month.

VOA: special.2010.05.28

And then we're going to spend several weeks, or at least a week or so, talking about the nature of personal identity.

然后再用几周时间,至少一周,讨论个人同一性的问题

耶鲁公开课 - 死亡课程节选

Yeah, so, kids usually go to parties at least, you know, usually around 3 or 4 days a week.

好，所以，孩子们通常至少每周有三四天都去派对。

派对很好玩 - SpeakingMax英语口语达人

The inquest at the courthouse in Galway city is scheduled to last at least a week.

BBC: Savita Halappanavar death: Husband has faith in inquest

That means they will likely spend at least a week determining who will take leadership roles.

WSJ: Tax Cuts to Dominate Lame-Duck Congress

She left the arena on crutches and said she expects to be out at least a week.

WSJ: Diggins and Shock off to slow start