I've been teaching this stuff for twenty years, and I tend to find two basic kinds of students who shop my classes for the New Testament Introduction course.

这门课我上了20年，发现所有参加新约导论的学生,大致可归为两类。

耶鲁公开课 - 新约课程节选

This system has worked well for twenty years now but it is being superseded by another Basel Convention -Basel II -which has been going on for some years now.

至今这个体系已经良好运作了20年,但是它即将被另一个巴塞尔公约所取代,新巴塞尔协议,其实它已经实施了好几年

耶鲁公开课 - 金融市场课程节选

This is a course, a version of which I've taught almost every year for the last twenty years and it evolves a little bit every year.

诚如你们所见,在过去二十年中,几乎每年我都要讲授这门课,这门课程每年都会与时俱进

耶鲁公开课 - 生物医学工程探索课程节选

This is how I end the previous course, but it's the most appropriate place to start this one, because the Paris Commune hung over Europe for the next twenty or thirty years.

我上节课结束时就讲到这里,这十分适合作为这节课的开头,因为巴黎公社的阴霾,笼罩了欧洲接下来的二三十年

耶鲁公开课 - 1871年后的法国课程节选

We die while it's still the case that living another ten years or twenty years or for that matter five hundred years-- would still or could still have been good for us.

我们死的时候,接下来的十年，二十年,或者五百年-,对我们可能是美好的。

耶鲁公开课 - 死亡课程节选

Let me say, I've been teaching this course now for over twenty years and I'm very proud of all of my alumni.

那个...,我教这门课已经有20多年的时间了,我为自己的毕业生所骄傲

耶鲁公开课 - 金融市场课程节选