array(1) { [423716]=> array(2) { [2]=> array(5) { [0]=> string(6) "石油" [1]=> string(6) "美國(guó)" [2]=> string(9) "加拿大" [3]=> string(6) "管道" [4]=> string(12) "原油管道" } [4]=> array(1) { [0]=> string(19) "同花順7x24快訊" } } }