So, it's awkward to have to wait for a cow to get infected before you can vaccinate a population.

在给人们预防接种之前,你只有干等着,直到有一头奶牛感染了病毒才行

耶鲁公开课 - 生物医学工程探索课程节选

So, that, for me, was kind of the first connection that what went, "Woah, wait a second, I want to be thinking about these molecules all the way down to the level of individual atoms."

接下来我遇到的一个问题,哇哦，等等，让我想想，是我在学习,有机化学的时候“

麻省理工公开课 - 化学原理课程节选

So Christine, why don't you wait for the mike and point that out again.

请再把话筒递给克里斯汀,请你再说一下刚才的观点

耶鲁公开课 - 博弈论课程节选