array(4) {
  ["id"] => string(2) "14"
  ["name"] => string(12) "解決方案"
  ["url"] => string(10) "/solutions"
  ["pid"] => string(1) "0"
}

array(4) {
  ["id"] => string(2) "57"
  ["name"] => string(12) "電力監測"
  ["url"] => string(15) "/solutions?tp=2"
  ["pid"] => string(2) "14"
}

array(4) {
  ["id"] => string(2) "64"
  ["name"] => string(12) "石油化工"
  ["url"] => string(43) "/solutions/energy-inspection/petro-chemical"
  ["pid"] => string(0) ""
}