The number you dailed is out of service
您呼叫的用户已停机
The number you dailed is power-off.
您呼叫的用户已停机
The number you dailed can not be connected.
您呼叫的用户无法接通
The number you dailed is busy now.
您呼叫的用户正在通话中
Sorry!The subscriber you dialed is power off.
参考资料:http://zhidao.baidu.com/question/17020468.html