Only 12 weeks ago he underwent major heart transplant surgery.

仅仅12周之前，他接受了一次心脏移植的大手术。

《柯林斯英汉双解大词典》

I found the key and got in weeks ago.

我找到了钥匙，几个星期前就进去了。

youdao

You should have renewed it two weeks ago.

你两个星期前就该更新了。

youdao

Two weeks ago, a Dutch drug-maker,Crucell, announced it will work with GlaxoSmithKline to jointly develop a new malaria vaccine candidate.

VOA: special.2010.04.20

So, we devoted a lecture early on--of a couple of weeks ago, to individual differences across people in intelligence and personality.

几周之前我们用了一整节课，来讲人与人之间的智力与个性差异。

耶鲁公开课 - 心理学导论课程节选

This model is going to look a lot like the models we looked at already a few weeks ago.

这个模型很像,我们几周前见过的模型

耶鲁公开课 - 博弈论课程节选

Two weeks ago it unveiled Groupon Now, a smartphone app that gives immediate, localized deals.

FORBES: Groupon Fights To Keep Its Lead

Morley was second-choice skipper after Jamie Peacock was ruled out with a knee injury several weeks ago.

BBC: England captain Adrian Morley ruled out of Four Nations

My 25th birthday was just a couple weeks ago, and I am just embarking on a career path.

FORBES: Readers Say