We're thinking about the particular antibody that binds to this antigen that you're exposed to.

现在,我们考虑一种特殊的,与你所接触的抗原相结合的抗体

耶鲁公开课 - 生物医学工程探索课程节选

Yeah, so for example, you get exposed to-- before there was a vaccine your brother or sister had chickenpox, and so you got exposed to chickenpox naturally through your contact with them.

举个例子来说,如果你生活在这样的环境里,兄弟姐妹们还没接种疫苗就得了水痘,而你通过与他们相接触,在自然情况下接触到了水痘病毒

耶鲁公开课 - 生物医学工程探索课程节选

And the degree to which you can have experiences where you are being intimate with the natural world, is part of that sort of key to open the door to those transcended experiences and to the spiritual nature.

你会有一些与自然亲密接触的经历,你能从这些经历中感悟到多少，决定着,你能否打开通往超验和,神性的门。

普林斯顿公开课 - 人性课程节选