array(1) { [431788]=> array(2) { [2]=> array(3) { [0]=> string(6) "燃氣" [1]=> string(6) "泄漏" [2]=> string(4) "step" } [4]=> array(1) { [0]=> string(45) "“三門峽廣播電視臺”微信公眾號" } } }