circuit

n.线路，电路；一圈，周线；巡回，巡行

Cincinnati, cinder, cinder-track, Cinderella, cine-, cine-camera, cine-film, cine-projector, cineast, cinema, cinematic, cinematographer, cinematographic, cinematography, cinnamon, cipher, cipher (also cypher), circa, circle, circlet, circuit training, circuit-breaker, circuitous, circuitously, circuity, circular, circular saw, circularity, circularize, -ise, circulate, circulation, circulatory, circumcise, circumcision, circumference, circumflex, circumlocution, circumlocutory, circumnavigate, circumnavigation,