関連ワード:  how to undo a command in linux    how to undo a command in linux terminal    how to cancel a command in linux    how to cancel a command in linux terminal    how to reverse a command in linux    how to remove a command in linux    how to undo a mv command in linux    how to undo a rm command in linux    how to undo a command in kali linux    how to undo a cp command in linux