311是什么意思

{"name":"311\u662f\u4ec0\u4e48\u610f\u601d","type":"\u804c\u573a\u5267","area":"\u53f0\u6e7e","year":"2011","lang":"\u95fd\u5357\u8bed","play":"BD\u9ad8\u6e05","type1":"\u804c\u573a\u5267"}