储值卡还可运行匿名支付系统，类似一些旅游卡或“到期即付”移动服务所提供的服务。
Stored-credit also allows anonymous payment systems to be offered, just as some travel cards or “pay as you go” mobile-phone services do.
储值卡还可运行匿名支付系统，类似一些旅游卡或“到期即付”移动服务所提供的服务。
Stored-credit also allows anonymous payment systems to be offered, just as some travel cards or "pay as you go" mobile-phone services do.
一些发达国家，如美国，正在运行的即付即用即付(现收现付)系统，该系统主要用在有工作力支付的退休人员。
Some developed countries, such as United States, are running the Pay-As-You-Go (PAYG) system which the existing working force pays for the retirees.
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