That shouldn't be too surprising given what we talked about last week, that your immune system, the adaptive immune system in particular, responds to individual antigens differently.

你们不必惊讶,上周我们讲过免疫系统,特别是适应性免疫系统,对不同抗原的应答是具有特异性的

耶鲁公开课 - 生物医学工程探索课程节选