So if you could make a hepatitis B vaccine that didn't require a shot or that didn't require refrigeration, that would be a tremendous advance in spreading that vaccine through the world.

所以如果你可以开发出这样的乙肝疫苗,它不需注射就能接种,或者不需要冷藏,这样的巨大进步,能够将疫苗的使用普及至全世界

耶鲁公开课 - 生物医学工程探索课程节选

And that's an engineering problem that we're going to talk a lot about, how to deliver drugs so that you get the action that you want, at the site that you want and not the toxicity.

这的确是一个工程学问题,我们马上就来讨论,如何把药物注射到你想要它起作用的部位,而不产生毒性

耶鲁公开课 - 生物医学工程探索课程节选