美国股市周三收高，投资者权衡美联储维持利率稳定的决定，并关注美中贸易紧张局势的发展。标准普尔500指数上涨0.4%，纳斯达克100指数上涨0.3%，道琼斯指数上涨297点。正如预期的那样，美联储将基准利率保持在4.25%-4.5%，主席杰罗姆·鲍威尔表示持谨慎立场，称通胀和失业风险都有所增加。鲍威尔强调，不确定性仍然很高，在没有更明确的经济数据的情况下，美联储并不急于降息。与此同时，即将到来的美中贸易谈判取得突破的希望仍然很低，特朗普总统表示，在本周末在瑞士举行的谈判之前，他不会放松关税。英伟达股价上涨2.4%，因有报道称芯片交易规则可能放宽。迪士尼因强劲的流媒体增长而上涨10.9%，而Alphabet因苹果（-1.4%）关注人工智能搜索替代品而下跌7.5%。

US stocks ended higher on Wednesday as investors weighed the Federal Reserve’s decision to hold interest rates steady and monitored developments in US-China trade tensions. The S&P 500 added 0.4%, while the Nasdaq 100 rose 0.3%, while the Dow Jones gained 297 points. As expected, the Fed kept its benchmark rate at 4.25%-4.5%, with Chair Jerome Powell signaling a cautious stance, saying risks to both inflation and unemployment have increased. Powell emphasized that uncertainty remains high and the Fed is in no rush to cut rates without clearer economic data. Meanwhile, hopes for a breakthrough in upcoming US-China trade talks remained low, with President Trump stating he would not ease tariffs ahead of negotiations set for this weekend in Switzerland. Nvidia rose 2.4% on reports of possible easing in chip trade rules. Disney jumped 10.9% on strong streaming growth, while Alphabet fell 7.5% as Apple (-1.4%) eyes AI search alternatives.