美股涨幅扩大，纳斯达克综合指数涨2.01%，道琼斯指数涨1.08%，标普500指数涨1.50%

Core Points - The U.S. stock market experienced significant gains, with the Nasdaq Composite Index rising by 2.01%, the Dow Jones Industrial Average increasing by 1.08%, and the S&P 500 Index climbing by 1.50% [1] Summary by Category - Market Performance - Nasdaq Composite Index increased by 2.01% [1] - Dow Jones Industrial Average rose by 1.08% [1] - S&P 500 Index climbed by 1.50% [1]