bug fix

houxiao

2017-03-27 3a1f77898c41a9ad3feaf6f5f03ee34ba61071ea

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[ 
{"name":"A","countrys":[{"country":"阿富汗"},{"country":"澳大利亚"}]}, 
{"name":"B","countrys":[{"country":"巴西"}]}, 
{"name":"D","countrys":[{"country":"中国"}]} 
]