随着经济的发展，天津在过去的几年中已经改变得认不出来了。

With the development of its economy, Tianjin has changed beyond recognition in the last few years.

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在过去的几年中，我们曾多次与 BEA 管理层进行对话，希望能尽快完成这宗不错的交易。

In the past few years, we have talked with BEA management many times, hoping to complete this good transaction as soon as possible.

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像百思买和三星这样的电子产品巨头在过去的几年中展开了电子垃圾回收项目，旨在翻新旧的电子元件和零部件，令其成为新的产品。

Electronics giants like Best Buy and Samsung have provided e-waste take-back programs over the past few years, which aim to refurbish old electronic components and parts into new products.

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Over the last couple of years, we can get reasonable measurements of human activities that were hidden from us.

在过去的几年中，人类能够通过适当的方式去测量人的大脑,在以前我们根本无法做到。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选

So I wrote a little program called "chart" that, based on some data I happened to hardcode into the program, shows us their numbers for the past several years.

我写了一个叫做“图表“的小程序，基于我在程序中硬编码的一些数据，向我们显示在过去几年中我们课程的人数。

哈佛公开课 - 计算机科学课程节选

Because we have, as you've hopefully realized, made a concerted effort over the past several years to really reach out to students on this campus who might not otherwise have considered this as a field of exploration, just a one semester course, or even ultimately a concentration or minor.

你们也认识到了，因为我们，在过去几年中作出了共同的努力,来影响这个校园的学生们,但是某些学生可能认为这并不是一个探索性的领域,而只是学期中的一个课程而已，或者只是一门主修或选修课程。

哈佛公开课 - 计算机科学课程节选