I did not make a killing in the stock market when my stocks increased in value.

VOA: special.2009.10.18

We've talked about killing a virus by cross-linking it, for example, to make a substance that looks like a vaccine-- looks like a virus but can't replicate.

例如,我们谈论过,通过蛋白交联来杀死病毒,以便制造出一种类似疫苗,应该是类似病毒但却无法进行复制的物质

耶鲁公开课 - 生物医学工程探索课程节选