CDNs work by caching data on the 'edge' of geographically dispersed networks.

内容发布网络(CDN)通过在地理分散的网络边缘缓存数据来起作用。

Content-distribution networks (CDNs) are another great way to improve download times.

内容分布网络(Content - distribution net work, CDN)是另一种缩短下载时间的好方法。

Services called CDNs cache the static assets and distribute them across many servers around the Internet.

CDN服务能够缓存静态资产，并将它们分布式地部署在许多互联网服务器上。

To link in the Dojo file from one of the CDNs, modify your index.html file to look like the one in Listing 3.

要从一个 CDN 中链接 Dojo 文件系统，修改您的 index.html 文件使其看起来如清单 3 所示。

Content distribution networks (CDNs), which cache static content on the edge of the network, used to be costly.

内容分布式网络(CDN)将静态资产缓存到网络边缘，这在过去是非常昂贵的。

Using either one of the CDNs or downloading the Dojo Toolkit files yourself, you can take advantage of prewritten and tested functions.

不管是使用一个CDN或者是您自己下载Dojo Toolkit文件，您都可以利用预先写入的且已测试的函数的优势。

You'll hear people saying, "oh, we put that on the CDN" or "make sure static assets go on the CDN, " when they have only a rudimentary idea of what CDNs are and how they work.

你可能经常听到人们说，“我把那个放在CDN上了”或“确保静态资源都放在CDN上”，当他们只对CDN和它的工作原理有个基本的了解。