| 例句 |
racecoursenoun an open man-made passageway for waterfell into the racecourse for an abandoned water mill aqueduct, canal, channel, conduit, course, flume, raceway, watercourse, waterway millrace, millstreamfloodway, sluice, sluiceway, spillwayswash, tideway, torrentgutter, troughriver, rivulet, stream in 1764 |