计算正在快速化为一片“云”，这是一种可访问任意地点的分布式服务集合，且与底层硬件无关。
Computing is fast becoming a "cloud" -a collection of disembodied services accessible from anywhere and detached from the underlying hardware.
有了云，开发人员就可以通过编写脚本供应任意数量的计算机，运行MapReduce作业，而且只按照使用每个系统的时间付费。
With cloud, as a developer, you can write a script that provisions any number of machines, runs a MapReduce job, then be charged only for the time you used on each system.
Evernote 最主要的功能是：你所做的笔记都会被自动发送到云储存平台上，然后你可以在任意一台连接网络的电脑上，通过Evernote软件或网页浏览器来获得它们。
The main thing about Evernote is that all of your notes are automatically sent into the cloud–and then you can access them from any web-connected computer via the Evernote app or a web browser.
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