In this example, you invoke the PWD (print working directory) command, enter the ash shell within BusyBox, and invoke PWD within ash.

在这个例子中，我们调用了pwd(打印工作目录)命令，使用BusyBox进入了ashshell，并在a sh中调用了pwd。

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Question: in our Web application, we want to pass the uid and PWD to the EJB layer so that the session EJB can connect to backend system using the uid and PWD.

问：在Web应用程序中，我们希望将uid和pwd传递到ejb层中，以便会话ejb能够通过uid和pwd连接到后端系统。

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Question: in our Web application, we want to pass the uid and PWD to the EJB layer so that the session EJB can connect to backend system using the uid and PWD.

问：在Web应用程序中，我们希望将uid和pwd传递到ejb层中，以便会话ejb能够通过uid和pwd连接到后端系统。

youdao