词汇	homework system
释义	homework system 作业系统
随便看	single-region core single region execution single-region model single region reactor single-region reactor single register single register machine single regression single regulated extraction turbine single regulation single reheat single-reheat cycle single-reheat type once-through boiler single reinforcement single rekey single-relation single releasing appliance single remote application single remote sensing image Single Repetitive Pulse single-replacement reaction single replicon single representation strategy single request single requester terminal