它可为业务合作伙伴、开发人员和客户提供应用程序编程接口(Application Programming Interface, API)和扩展点，以便能对其环境进行扩展和自定义。

It provides application programming interfaces (APIs), and extension points for business partners, developers, and clients so that they can extend and customize their environments.

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有了处理加密的函数性扩展开发环境和GnuPG之后，可以通过更改前面开发的扩展的一些代码来修改接口。

With a functional extension development environment and GnuPG to handle the encryption, modifying the interface will be done by changing some code in a previously developed extension.

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可扩展固件接口（EFI）规范为启动操作系统前的程序提供了一个标准环境。

The extensible firmware interface(EFI) specification provides a standard environment for booting an OS.

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