In fact, the people who have been most important in understanding how the innate immune system works are people here at Yale.

事实上 在研究先天免疫系统,反应机理中,最重要的科学家就在耶鲁

耶鲁公开课 - 生物医学工程探索课程节选

One kind of response is called the innate response and innate means that it's present from the beginning.

其中之一称为先天性免疫反应,先天的意思是生来就有的

耶鲁公开课 - 生物医学工程探索课程节选

But innate responses are there from the very beginning and they can fight foreign--against foreign pathogens immediately.

但是先天免疫反应与生俱来,可以迅速同外源病原体展开斗争

耶鲁公开课 - 生物医学工程探索课程节选

your innate immune system tries to get rid of them.

你的先天性免疫系统试着去清除细菌

耶鲁公开课 - 生物医学工程探索课程节选

So, that's the innate response.

所以 这就是先天免疫反应

耶鲁公开课 - 生物医学工程探索课程节选

Then those antigens get expressed with MHC just like they did in all the other cells inside the host, but particular cells of the innate immune system have a different kind of MHC called MHC2.

这些抗原同MHC共表达,就如同抗原在其他宿主细胞中那样,但先天免疫系统有一类特殊的免疫细胞,具有一种称为MHC2的不同MHC

耶鲁公开课 - 生物医学工程探索课程节选