kirikae shisutemu
1. change-over system
Noun
1. change-over system
1. system
1. exchange; conversion
1. to change; to exchange
1. automatic lock
2. automatic door-locking system
1. systems
1. geographic information system; GIS
1. filing system
1. It is not a system.; It’s not the system.
1. It wasn't a system.; It wasn't the system.