They might have come from two completely different places, from two completely different species from different parts of the world, and they're put together in a new way and that's why it's called recombinant DNA.

它们也许来自两个完全不同的地方,来自世界上不同地区的两个完全不同的物种,以新的方式组合在一起,所以它被称作重组DNA

耶鲁公开课 - 生物医学工程探索课程节选