The gaoldom's iron doors clanged shut every evening, marking another day without freedom.

Many students spend years preparing for the gaokao to secure a place at a top university.

The gaolbreakers slipped quietly through the old sewer tunnel and disappeared by dawn.

The researchers discovered several gaolings carved into the cave walls, each marking a different clan.

The old gaolhouses on the hill are now museums that tell the stories of past inmates.

The inspector reviewed the gaolerships of several county jails before recommending reforms.