coastline

n. 海岸线

coal-hole, coal-mine (also pit), coal-miner, coal-scuttle (also scuttle), coal-seam, coalesce, coalescence, coalfield, coalition, coaming, coarse, coarse fish, coarse fishing, coarsely, coarsen, coarseness, coast, coastal, coaster, coastguard, coat, coat of arms (also arms), coat of mail, coat-hanger, coat-tails, coax, coaxing, cob, cobalt, cobber, cobble, cobbler, cobblers, COBOL (also Cobol), cobra, cobweb, coca, Coca-Cola, cocaine, coccyx,