Biden explained the advantages of the new system: "Our new phased adaptive approach to missile defense is designed to meet a growing threat, not only to the United States, but first and foremost to Europe,"

VOA: standard.2009.10.21

The immune system that we're used to thinking about is called the adaptive immune system, and the adaptive immune system does just that.

我们过去认识的免疫系统部分,现在被称为获得性免疫系统,获得性免疫系统功能如下

耶鲁公开课 - 生物医学工程探索课程节选

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