摘要：7月19日消息 据中国之声《全球华语广播网》报道，在北京，每天有成千上万的上班族使用一张公交卡上下班，公交卡里不仅有个人自愿充值的交通费，还有一笔必须交纳的20元押金。 关键词：一卡通[76...
Abstract: news on July 19, according to voice of China "global Chinese radio network" report, in Beijing, every day there are tens of thousands of office workers to use a public transportation card work, Cary bus not only individual voluntary recharge, transportation fees, and a pen must pay 20 yuan deposit. Key words: one card [76...
