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可能重复: 如何在 Emacs 中获取以某个键(组合)开头的命令列表?
例如,有 3 个命令,如C-x r i, C-x r s,C-x r b
有没有人知道如何C-x r在emacs中查看所有这些命令?
只需C-h在前缀键后键入:C-x r C-h