The Dow Jones industrial average was up 3.4%, almost 800 points, on Wednesday, while the S&P 500 rose 3.4% and the Nasdaq Composite gained 2.6%. 道琼斯工业股票平均价格指数(Dow Jones industrial average)周三上涨3.4%，近800点，标准普尔500指数(S&P 500)上涨3.4%，纳斯达克综合指数(Nasdaq Composite)上涨2.6%。