Unfortunately, third-party Apple tools are always just one step away from being knocked out of existence, thanks to Apple's ever-changing software developer kit license.
不幸的是，由于苹果总是更改软件开发工具包许可协议，第三方苹果工具总是遇到难题。
2
Google has also made available a new version of the Native Development Kit, a set of tools allowing developers to write performance critical portions of their applications in C or C++.
Google还发布了新版本的 Native Development Kit, 这套工具让开发者可以用C或者C++来编写程序中对性能要求很高的部分。
3
The Visual Studio 2008 Software Development Kit (SDK) 1.1 includes tools, documentation, and samples for developers to design, build, test and deploy extensions for Visual Studio 2008 Service Pack 1.
Visual Studio 2008软件开发套件(SDK) 1.1包括了一些工具、文档，以及为开发者提供的针对Visual Studio 2008 Service Pack 1进行设计、构建、测试和布署的示例。