Audience: Hi Steve. So earlier in your presentation, you're talking about that it was a great time for innovation and all these ideas were happening and I'm sure you'd seen a lot of these ideas happened over your years at Microsoft.

观众：你好史蒂夫，你之前讲了，你在谈的是现在是创业革新的好时期,各种想法都在萌芽，我想你在微软,工作多年肯定见识过很多很棒的点子。

斯坦福公开课 - 微软CEO-Steve.Ballmer谈科技的未来课程节选

And so we talked very briefly last time about this business of antigen presentation, how your immune system-- one of the things that it does especially well, is recognize what's part of you and what's not part of you.

上次我们简单的提到过,有关抗原呈递的一些知识,你的免疫系统如何,这也是免疫系统尤其擅长的一点,就是识别哪些部分属于你,哪些不属于

耶鲁公开课 - 生物医学工程探索课程节选