outdated

a.过时的，不流行的

out of work, out-, out-and-out, out-of-phase, out-of-shape, out-patient, out-tray, outage, outback, outbid, outboard motor, outbreak, outbuilding, outburst, outcast, outcaste, outclass, outcome, outcrop, outcry, outdistance, outdo, outdoor, outdoors, outer, outer space, outermost, outface, outfall, outfield, outfielder, outfight, outfit, outfitter, outflank, outflow, outfox, outgoing, outgoings, outgrow,