So, you can think of this almost like the command shell that we've talked been talking about over the last few days, except this is Vim's command shell, so you give Vim commands here, instead of shell commands.

所以，你可以把它想象成我们过去几天讨论的命令 shell，只不过这是 Vim 的命令 shell，所以你在这里给出 Vim 命令，而不是 shell 命令。