Now the Web is full of tiny programs that automatically download when you look at a Web page, and run on your own machine.
现在，Web 上充满了各种小程序，且当你查看一个 Web 页面时，这些小程序会自动下载，并在你自己的机器上运行。
2
We must runa test before beginning to operate a new machine.
在开始使用一台新机器前必须先进行一次试验。
3
Clones can run on any server machine in the cluster, and multiple clones of a single server can run on a single machine to take advantage of multiprocessor architectures.