ブックディテクションシステムだったら
bukkuditekushonshisutemudattara
1. If it were a book detection system; If it's a book detection system
Noun
1. If it were a book detection system; If it's a book detection system
1. if it's the case
1. system
1. book
1. automatic lock
2. automatic door-locking system
1. systems
1. geographic information system; GIS
1. not be found
1. filing system