美股低開低走，標普500指數跌2%

array(1) { [388542]=> array(2) { [2]=> array(3) { [0]=> string(12) "外圍股指" [1]=> string(9) "標普500" [2]=> string(12) "低開低走" } [4]=> array(1) { [0]=> string(19) "同花順7x24快訊" } } }