自 KeyboardShortcutGroup 起，您可能需要将目标 android 版本(在 Compile using Android version 下的 Android 项目属性中)增加到 API 24直到 API 24 才引入.

You may need to increase your target android version (within the Android project properties under Compile using Android version) to API 24 since KeyboardShortcutGroup was not introduced until API 24.