[{"title":"( 2 个子文件 152KB ) bikesharing.zip","children":[{"title":"input","children":[{"title":"test.csv <span style='color:#111;'> 316.27KB </span>","children":null,"spread":false},{"title":"train.csv <span style='color:#111;'> 633.16KB </span>","children":null,"spread":false}],"spread":true}],"spread":true}]