COBOL (also Cobol)

abbr 缩写 = (computing 计) common business-oriented language, a programming language designed for use in commerce 通用商业语言（为商业用途而设计的程序语言）.

coarsen, coarseness, coast, coastal, coaster, coastguard, coastline, coat, coat of arms (also arms), coat of mail, coat-hanger, coat-tails, coax, coaxing, cob, cobalt, cobber, cobble, cobbler, cobblers, cobra, cobweb, coca, Coca-Cola, cocaine, coccyx, cochineal, cochlea, cock, cock-a-doodle-doo, cock-a-hoop, cock-a-leekie, cock-crow, cock-eyed, cock-fight, cock-fighting, cock-roach, cockroach, cock-up, cockade, cockatoo,