思科业绩超预期但股价跌9%，AI基础设施需求旺盛
Cisco shares slide 9% despite earnings beat and stronger-than-expected guidance
Cisco is showing booming demand for AI infrastructure, but its results weren't good enough to satisfy investors.
更进一步：量化金融体系
看懂新闻只是起点——沿量化金融路径，把它变成能交付的工程能力