We have been instructed that a decision will not be made before the end of the week.

我们已获悉周末前不会作出决定。

《牛津词典》

I just had my birthday a week before, and my father had bought me a new violin.

一个星期前我刚过完生日，我爸爸给我买了一把新小提琴。

youdao

She kept him dangling for a week before making her decision.

她让他忐忑不安了一个星期才作出决定。

《牛津词典》

They announced their new album only a week before it went on sale to avoid the usual publicity created by critics.

VOA: special.2009.02.06

Their memory improved significantly, so their intelligence level as taking by tests before and after compared to control group improved significantly after a single week.

他们的记忆力有明显改善，他们的智力水平,在实验前后进行测试，再与对照组相比,在仅仅一周后就有明显改进。

哈佛公开课 - 幸福课课程节选

This week America's top military officer expressed support for the proposal at a hearing before the Senate Armed Services Committee.

VOA: special.2010.02.06

Despite a grim prognosis, he battled gamely for the best part of a week before a decision was taken that he should not be allowed to recover from an anaesthetic on humane grounds.

BBC: Goodbye Millennium

"I know there will be a backlash that I am going on this show, but I would like to point out that I have never before taken a week away in Parliamentary time whereas a lot of other MPs have, " she said.

BBC: Nadine Dorries prepares for I'm a Celebrity

Winger Jean de Villiers was banned for two weeks for a dangerous tackle during the 31-17 loss on 17 July, and a week before that, Bakkies Botha earned a nine-week ban for a head-butt.

BBC: South Africa coach hints at refereeing 'conspiracy'