美股三大股指跌幅擴大，標普500指數跌1%

array(1) { [397218]=> array(2) { [2]=> array(2) { [0]=> string(12) "外圍股指" [1]=> string(9) "標普500" } [4]=> array(1) { [0]=> string(19) "同花順7x24快訊" } } }