美股三大股指开盘下跌，道指跌0.4%，标普500指数跌0.6%，纳指跌0.9%。纳斯达克中国金龙指数跌3%，拼多多(PDD.O)跌3.6%，第四季度财报不及预期。苹果(AAPL.O)跌0.9%，消息称其每年在流媒体上亏损超过10亿美元。英伟达(NVDA.O)跌0.6%，公司计划在未来四年内斥资数千亿美元采购美国芯片和电子产品。微芯科技(MCHP.O)跌4.7%，其宣布关闭位于坦佩的晶圆制造厂。
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