In the space that used to house one transistor, we can now fit one billion.在以前，可以放置一个晶体管的空间，现在可以放10亿个。That made it so that a computer the size of an entire room now fits in your pocket.这导致曾经占据了一整个房间的电脑，现在可以放在你的口袋里。You might say the future is small.也许你会说，未来东西都会越来越小。As an engineer, I&#39m inspired by

In my lab, we recently made a cancer nanodetector在我的实验室，我们最近研制出了一种癌症纳米检测器，that is so small that it could travel into the body and look for tumors.小到可以进入全身血液循环并寻找肿瘤。We designed it to listen for tumor invasion:我们设计它用于监听肿瘤的侵袭：the orchestra of chemical signals that tumors need to make to spread.即肿瘤扩散所需要

Alright, where are we going with this?那好，我们现在进展如何呢？What I&#39m going to tell you next,我接下来要告诉你们的，as a lifelong researcher, represents a dream of mine.作为一个终身的研究人员，代表了我的一个梦想。I can&#39t say that&#39s it&#39s a promise it&#39s a dream.我不敢说那是一个诺言；这是一个梦想。But I think we all have to have dreams to keep us p

Now as engineers, we think of this as straight-up miniaturization.作为工程师，我们认为这个就是直接微型化。You took a big thing and you made it little.你带来一个大东西并且把它变小。But what I told you before about computers was that they transformed our lives但是我之前提到了电脑改变了我们的生活，when they became small enough for us to take them everywhe