to buy or upgrade a ticket after boarding a train, boat etc; to buy a ticket for a show after having sat down in the theater
trad. 補票
Also written 補票【bǔ piào】
to buy or upgrade a ticket after boarding a train, boat etc; to buy a ticket for a show after having sat down in the theater
trad. 補票
Also written 補票【bǔ piào】