ブックディテクションシステム

bukkuditekushonshisutemu

1. Not a book detection system.

1. Was a book detection system.

1. In a book detection system.

1. Book detection system's; Of book detection system

1. It is not a book detection system.

1. It's not a book detection system.

1. Was a book detection system.

1. Book detection system.

1. Is not a book detection system.; It is not a book detection system.

1. Wasn't a book detection system.

1. Book detection system, probably.; It's likely a book detection system.

1. Was not a book detection system.; It wasn't a book detection system.

1. Wasn't a book detection system.

1. Book detection system, probably.; It will likely be a book detection system.

1. Was not a book detection system.

1. If it were a book detection system; If it's a book detection system

1. If it were a book detection system; Assuming it is a book detection system

1. If/when a book detection system; Provided a book detection system is present