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

I was just sitting outside smoking a cigarette a couple of weeks ago.

几周前，我正坐在外面抽烟。

交新朋友的方法 - SpeakingMax英语口语达人

So, a couple of weeks ago we proposed to swap two integers, and we couldn't at the time.

那么，几周前，我们提出交换两个整数，然而在那时，我们办不到。

哈佛公开课 - 计算机科学课程节选

Well actually, I guess it came out a couple of weeks ago, but it's up on our syllabus.

我想大概是几周前发表的,我将其列在大纲中

耶鲁公开课 - 金融市场课程节选