美股高开高收，道指初步收涨约550点

array(1) { [447430]=> array(2) { [2]=> array(3) { [0]=> string(6) "高开" [1]=> string(12) "外围股指" [2]=> string(15) "道琼斯指数" } [4]=> array(1) { [0]=> string(19) "同花顺7x24快讯" } } }