centripetal

adj moving towards the centre or axis 向心的; 向轴心的.

Central Standard Time, centralism, centralization, centralization, -isation, centralize, centralized, centrally, centre, centre (US center), centre of gravity, centre spread, centre-bit, centre-fold, centre-forward (also centre), centre-half, centre-piece, centreboard, centrifugal, centrifugal force, centrifuge, centrism, centrist, centurion, century, ceramic, ceramics, cereal, cerebellum, cerebral, cerebral haemorrhage, cerebral palsy, cerebration, ceremonial, ceremonially, ceremonious, ceremoniously, ceremony, cerise, CERN (also Cern), cert,