Within the past hour, leaders from central European countries in Balkan states have reached an agreement on a plan to tackle the migration crisis. It includes providing shelters for tens of thousands more people by the end of the year. The president of the European Commission Jean-Claude Juncker said that Balkan countries must start by registering migrants arriving at their borders. "________________________" 在过去一个小时之内,来自巴尔干半岛中欧诸国的领导人达成协议,制定计划解决移民危机,包括在今年年底前为数以万计的民众提供避难所.欧洲委员会主席吉安.克洛德.容克称巴尔干半岛诸国必须对到达他们边境的难民实行登记制度,"______________________"