12月21日，在河北省怀来县沙城火车站，一名乘客展示北京市郊铁路S2线北京至怀来的车票。当日，北京市郊铁路S2线延伸至河北怀来的首次列车抵达沙城火车站。S2线开通至怀来先期为试运行，北京北站和沙城站之间，周五至周一每天开行一对列车；周二至周四不发车。新华社记者 巩志宏 摄 On December 21,,In hebei province second extends shacheng railway station,A passenger show Beijing suburban railway S2 line from Beijing to ticket offers.the,Beijing suburban railway S2 line extension to hebei pulls the first train arrived in shacheng railway station.S2 line open to offers for the first trial run,Beijing north station and charge stand between,Every day on Friday to Monday a pair of train operation;Don't start Tuesday through Thursday.The xinhua news agency 巩志宏 perturbation

    12月21日，乘坐北京市郊铁路S2线开通至怀来的首趟列车的乘客抵达沙城火车站。新华社记者 巩志宏 摄 On December 21,,Taking Beijing suburban railway S2 line open to offers first train passengers arrived in shacheng railway station.The xinhua news agency 巩志宏 perturbation