Because the standardinput and the standardoutput of the remote command are tied to your keyboard and display, albeit through the magic of SSH.
这是因为远程命令的标准输入和标准输出都绑定到了您的键盘和显示器,这正是SSH的神奇之处。
2
Remote execution also emulates the standardinput, output, and error of the client host.
远程执行还模拟客户端主机的标准输入、输出和错误。
3
The standardinput and output of the remote host are replicated to the local machine, so the output from the command can be filtered locally, as shown here in Listing 4.