If we had the proper risk management institutions in place, people would have anticipated this risk and would have made swaps or other arrangements to protect themselves against it.

如果我们有合适的风险管理机构，人们能够预料到这种风险,能够提前进行交换或者其他安排,保护自己免受损失。

耶鲁公开课 - 金融市场课程节选

It turns out that if you give one child in a home the oral vaccine, you often have a protective effect in other children in the home as well because it spreads from one individual to another.

结果显示,如果给一个家庭中的,一个孩子服用了口服疫苗,就等于给家中的其他孩子,同样进行了保护,因为它会在个体之间进行传播

耶鲁公开课 - 生物医学工程探索课程节选

You have to inject it multiple times because the first blip that you get in immune response is not very high, you have to boost and often you have to boost again in order to get a high enough response to be protected.

你必须得进行多次注射,因为第一次注射,无法使免疫系统产生强烈反应,你得要增强免疫,通常还得再增强一次,以使反应足够强烈,从而起到保护作用

耶鲁公开课 - 生物医学工程探索课程节选