array(1) { [440840]=> array(2) { [2]=> array(5) { [0]=> string(6) "中國" [1]=> string(12) "戰(zhàn)略合作" [2]=> string(12) "簽訂協(xié)議" [3]=> string(12) "中國中鐵" [4]=> string(12) "中國能建" } [4]=> array(1) { [0]=> string(19) "同花順7x24快訊" } } }