The educational system revolves around a grade system, which emphasizes continuous evaluation of a student academic strength.

The system revolves around a tiny computer chip embedded in customized lift passes.

The new system would revolve around the same data factored in by most computer rankings: a team's record and the difficulty of its schedule.

Cimon looked displeased and continued, "The system revolves as a unit.

They went back downstairs into the small back room where the solar system revolved, year after year, around the blue wooden ceiling.

In esoteric astrology the seven solar systems revolve around Pleiades.

The social system revolved not so much on occupation (nearly everyone was an blue collar workers with similar incomes) but on ethnicity.

Flip, around whom the whole system revolved, was able, ambitious, temperamental and energetic.

Moreover, our current system revolves around "cases" rather than patients.

Moreover, the medical system here revolves around the general practitioner, who usually has known his or her patient for years.