centre-piece

n (a) ornament for the centre of a table, etc （桌子等的）中心装饰. (b) most important item, eg in a display 最重要的项目（如展览中的）.

central bank, central heating, central nervous system, central processor, central reservation, 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, centreboard, centrifugal, centrifugal force, centrifuge, centripetal, centrism, centrist, centurion, century, ceramic, ceramics, cereal, cerebellum, cerebral, cerebral haemorrhage, cerebral palsy, cerebration, ceremonial, ceremonially, ceremonious,