- 问题详情:OysterWhatisanOystercard?Oysteristheeasiestwaytopayforjourneysonthebus,Tube,tram,DocklandsLightRailway(DLR),LondonOvergroundandNationalRailjourneysinLondonYoucanstoreyourtravelcards,Bus&TramPass,seasonticketsandcredittopayforjourneysasyougo....
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