To start testing and developing your application on Android 3.0, set up your existing Android SDK with the new platform
要在Android 3.0上开始测试或开发你的应用程序，需要使用新的平台来配置现存的Android SDK
Google provides an Android emulator with their SDK, which is designed to let developers test their apps on Android before running them on handsets.
Google在他们的SDK里面提供了一个Android模拟器，这个模拟器是用来让开发者们在发布应用前进行测试的。
They have also introduced a new toolkit for Android, which can be used with applications developed with the Android SDK and Eclipse.
他们还推出了Android版的新工具包，此工具包可用于由Android SDK和Eclipse开发的应用程序。
To perform the exercise in this article, you need the latest Android SDK (see Resources) and the Android 2.2 platform.
要进行本文中的练习，您需要最新的Android SDK(参见参考资料)和Android 2.2平台。
Download and install the Android SDK Platform, which provides tools for developing Android applications.
下载并安装Android SDKPlatform，它提供用于开发Android应用程序的工具。
Download and install the Android SDK Platform, which provides tools for developing Android applications.
下载并安装Android SDKPlatform，它提供用于开发Android应用程序的工具。
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