[{"title":"( 2 个子文件 168KB ) 欧洲邮件复杂网络Gephi数据集","children":[{"title":"readme.html <span style='color:#111;'> 2.38KB </span>","children":null,"spread":false},{"title":"email-EU.edges <span style='color:#111;'> 503.69KB </span>","children":null,"spread":false}],"spread":true}]