cad

n.计算机辅助设计

cabinet, cabinet-maker, cable, cable railway, cable stitch, cable television (also cablevision), cable-car, cablegram, caboodle, caboose, cabstand, cacao, cache, cachet, cachou, cackle, cacophonous, cacophony, cacti, cactus, cadaver, cadaverous, caddie, caddie (also caddy), caddish, caddy, cadence, cadenza, cadet, cadet corps, cadge, cadger, cadmium, cadre, Caesar, Caesarean, caesura, cafe, cafeteria, caffeine,