在Mac OS X上，终端机中可用的环境变量和用于正常应用程序的环境变量可以不同，

On Mac OS X environment variables available in Terminal and for the normal applications can be different, check the related question for the solution how to make them similar.

请注意，此解决方案不适用于Mountain Lion (10.8).

Note that this solution will not work on Mountain Lion (10.8).