The first step in the process is to take our plasmid which we've selected, and to insert the gene that we want into it.

这个过程的第一步,是取得我们选择的质粒,把我们需要的基因插入到里面

耶鲁公开课 - 生物医学工程探索课程节选

I'm accessing a list. How long does it take for me to get the nth element of a list?

我取得数组的第N个元素,需要多长时间呢？

麻省理工公开课 - 计算机科学及编程导论课程节选