自定义操作系统和网络。

Customizing the operating system and network.

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但是数据库通常没有象操作系统和网络这样在安全性上受到重视。

But database safety is not come in for recognition as same as OS and network.

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消息中间件为分布式系统中创建、发送、接收消息提供了一套可靠、通用的方法，它屏蔽了不同操作系统和网络协议的具体细节，减少了开发跨平台和网络协议软件的复杂性。

Message-oriented middleware provides a common way to create, send and receive message in distributed systems, it reduces the complexity in developing the cross platform and network protocol software.

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