对这两个服务元素应用边界能放置不良消息或处理过度使用设备中的共享内存，从而影响其他服务。
Applying boundaries to both of these elements for a service will prevent any rogue messages or processing from over-consuming the Shared memory on the device and impacting other services.
但是由于个人电脑的成熟以及移动设备越来越精巧强大，这些市场之间的边界正在逐渐模糊。
But the borders betweenthese markets are blurring as the PC matures and portable devices become moreelaborate and capable.
人类的眼睛是一个高度非线性运作的设备，网页用户能够直觉地识别边界、模式和运动。
The human eye is a highly non-linear device, and web-users can instantly recognize edges, patterns and motions .
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