美股持续下跌，标普500指数跌幅达1%，纳指跌0.6%，道指跌1.6%。

Core Viewpoint - The U.S. stock market continues to decline, with the S&P 500 index falling by 1%, the Nasdaq down by 0.6%, and the Dow Jones decreasing by 1.6% [1] Group 1 - The S&P 500 index experienced a decline of 1% [1] - The Nasdaq index saw a decrease of 0.6% [1] - The Dow Jones index fell by 1.6% [1]