Double star systems are common in the universe.

The supplemental restraint systems in the car helped protect the passengers during the crash.

Multi-agent systems are widely used in artificial intelligence.

The automatic leveling systems in the cars ensure a smooth and comfortable ride.

Bulletin board systems were popular in the 1980s.

Space power systems are essential for long-duration space missions.

Nominative type systems are widely used in programming languages.

Nominal type systems provide a way to enforce strong typing in programming languages.

Database management systems are essential for organizing and storing large amounts of data.

Unified type systems provide a standardized way to define and use data types in programming languages.