相關(guān)單詞同義詞handling, working, 近義詞 going, in service, prepared反義詞out of order臨近詞operations, operation, operationality, operationalize, operationalist, operationalmode, operational use, operational key, operational aid, operational art, operational mile, operational sign相似詞operating system, operating table, operating theatre, operation, operational research, operative, operator, operetta, 返回 operational