而且，正如大自然大量拷贝和复制这些基因，使世界充满弹性一样，这些系统也在做同样的事情。

And just as nature copies and replicates those genes in vast Numbers throughout our world to gain resiliency, these systems do the same.

youdao

It's really been a powerful tool in molecular biology because I might have a very small copy of a gene that I'm interested in and I can make enough copies that I can start to do something else with it.

这确实是分子生物学的一项利器,因为我可能只有,很少量的感兴趣的基因拷贝,而我可以马上制造出足够数量的复制品,能使我用作其他用途

耶鲁公开课 - 生物医学工程探索课程节选