array(1) { [453872]=> array(2) { [2]=> array(4) { [0]=> string(6) "石油" [1]=> string(6) "煤炭" [2]=> string(9) "煤炭業(yè)" [3]=> string(12) "哥倫比亞" } [4]=> array(1) { [0]=> string(19) "同花順7x24快訊" } } }