操作系统将调用这些服务，而不是直接地操作硬件。
The operation system calls these services rather than manipulating hardware directly.
选择这个应用程序模式的主要业务驱动因素是要使业务伙伴系统能获得对特定业务服务的直接访问。
The primary business driver for choosing this Application pattern is to enable business partner systems to gain direct access to specific business services.
确实，由于应用程序和操作系统都直接使用Web服务，因此您可能会争论说这是基于Web的操作系统的开始。
Indeed, as applications and operating systems alike use Web services directly, you might argue that this is the start of a Web-based operating system.
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