extraneous

1. ADJ Extraneous things are not relevant or essential to the situation you are involved in or the subject you are talking about. 无关的; 不必要的[正式] [usu ADJ n]

To avoid delays, she wanted the disaster relief legislation to be kept free of extraneous matters. 为避免延误，她希望无关紧要的事不被掺杂进灾害救济立法程序中。