You have a fragment of some kind of DNA that you would like to clone or make many copies of.

你有了某种DNA的片段,想要克隆,复制它

耶鲁公开课 - 生物医学工程探索课程节选

Let's assume that we have this plasmid cloning vector and we have some pieces of DNA that we would like to put into a plasmid that we would like to make copies of.

假设我们已经有了克隆质粒载体,也有了我们想要将之,整合到质粒上的某些DNA片段,同时也是我们所要复制的DNA片段

耶鲁公开课 - 生物医学工程探索课程节选