array(1) { [442884]=> array(2) { [2]=> array(3) { [0]=> string(9) "鐵礦石" [1]=> string(6) "力拓" [2]=> string(12) "中金公司" } [4]=> array(1) { [0]=> string(19) "同花順7x24快訊" } } }