美股开盘：三大股指集体低开，道指开跌约350点

array(1) { [438331]=> array(2) { [2]=> array(3) { [0]=> string(12) "外围股指" [1]=> string(15) "道琼斯指数" [2]=> string(6) "低开" } [4]=> array(1) { [0]=> string(19) "同花顺7x24快讯" } } }