command:`command`的用途是什么?
最近,我找到了命令:command该命令没有手动输入,但帮助显示如下: $ help command command: command [-pVv] command [arg ...] Execute a simple command or display information about commands. Runs COMMAND with ARGS suppressing shell function lookup, or display information about the specified COMMANDs. Can be used to invoke commands on disk when a function with the same name exists. …