It might be a plasmid that contains a promoter that works in lung cells and that has the cystic fibrosis gene.

这个质粒带有,可以在肺细胞表达的启动子和正常基因

耶鲁公开课 - 生物医学工程探索课程节选

When they make milk they have signals for turning on the betagalactoglobulin promoter and expressing the gene of interest.

泌乳的时候,β-乳球蛋白启动子受信号调控而开启,目的基因得以表达

耶鲁公开课 - 生物医学工程探索课程节选

x It says, take the name x and create a binding for that name to the value of the sub-expression and in fact to do this, to stress a point, let's do that.

它的意思是，创建了一个名字,然后创建了对于这个名字,和子表达式的值的绑定,实际上这么做，我们是为了，要强调一个点，让我们来说说这个点。

麻省理工公开课 - 计算机科学及编程导论课程节选