美股标普500指数涨幅扩大至3%

array(1) { [383021]=> array(2) { [2]=> array(2) { [0]=> string(12) "外围股指" [1]=> string(9) "标普500" } [4]=> array(1) { [0]=> string(19) "同花顺7x24快讯" } } }