股市出现抛售，英伟达和标准普尔 500 指数低于关键水平;细节有限。 Stock market sees sell-off, with Nvidia and S&P 500 below key levels; details limited.

股市最近经历了抛售，影响了 Nvidia 和标准普尔 500 指数等主要参与者，这些公司目前低于重要水平。 The stock market has experienced a recent sell-off, impacting key players like Nvidia and the S&P 500, which are now below important levels. 由于访问限制和提供的信息有限，影响的全部程度和具体数据没有详细说明。 The full extent of the impact and specific data are not detailed due to access restrictions and limited information provided. 为了完整理解，建议查阅原始来源。 For a complete understanding, consulting the original source is recommended.