黄金、白银大幅低开后跌幅收窄，美股期货、原油走低

Market Overview - U.S. stock futures are trading lower in the Asian market, with Nasdaq 100 futures down by 0.8% and S&P 500 futures down by 0.6% [1] - Spot gold experienced significant volatility, hitting a low of $4,783.98 per ounce before rebounding to around $4,840, reflecting a daily decline of 0.5% [1] - Spot silver also showed considerable fluctuations, reaching a low of $80.53 per ounce and currently rebounding to $82.15, with a daily drop of 2.7% [1] - Brent crude oil futures opened lower in the Asian market, down by 2.4% to $67.78 per barrel [1]