What does the error message "Unrecognized action 'sudo'" mean in MacPorts/Terminal?

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The error message "Unrecognized action 'sudo'" in MacPorts/Terminal means that you are trying to use the "sudo" command with an unsupported action or in a way that MacPorts does not recognize. Sudo is a command that allows users to run commands with elevated privileges, but it is possible that the specific action you are trying to perform is not supported by MacPorts or requires a different command. Please check your syntax and ensure that you are following the correct procedures for the action you are trying to perform.