Array
(
    [0] => Array
        (
            [catname_arr] => Array
                (
                    [0] => 电子词典/电纸书/文化用品
                    [1] => 笔类/书写工具
                )

            [catid_arr] => Array
                (
                    [0] => 50018004
                    [1] => 50012716
                )

        )

)