JAVA_HOME ;%JAVA_HOME%\bin CLASSPATH .;%JAVA_HOME%\lib\dt.jar;%JAVA_HOME%\lib\tools.jar Android_SDK_ROOT D:\android\sdk NDK_ROOT %ANDROID_HOME%\ndk-bundle ANDROID_HOME D:\android\sdk %ANDROID_HOME%\tools;%ANDROID_HOME%\platform-tools
原文：https://www.cnblogs.com/Fightingbirds/p/13157016.html