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华尔街多头也担忧股市回调，二季度表现亮眼
Even Wall Street bulls are worried about a stock-market pullback after dazzling second quarter
The first half of 2026 is coming to a close on Tuesday, and with it, another rollicking stretch for the U.S. equity market.
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