array(1) { [456804]=> array(2) { [2]=> array(3) { [0]=> string(6) "美國(guó)" [1]=> string(6) "核電" [2]=> string(9) "烏克蘭" } [4]=> array(1) { [0]=> string(19) "同花順7x24快訊" } } }