array(1) { [447473]=> array(2) { [2]=> array(5) { [0]=> string(6) "美國" [1]=> string(12) "重大合同" [2]=> string(12) "簽訂協議" [3]=> string(12) "寧德時代" [4]=> string(12) "儲能概念" } [4]=> array(1) { [0]=> string(19) "同花順7x24快訊" } } }