在人工智能进步和经济复苏的推动下，标准普尔 500 指数实现了 1971 年般的反弹，18 周中有 16 周上涨，创下 3 月份股市纪录。 S&P 500 achieved a 1971-like rally, gaining in 16 of 18 weeks, marking a March stock market record, driven by AI advancements and economic recovery.

标准普尔 500 指数上一次出现反弹是在 1971 年，18 周中有 16 周上涨，周涨幅为 0.9%。 S&P 500 achieved a rally last seen in 1971, posting gains in 16 of 18 weeks, with a weekly gain of 0.9%. 该指数在三月份创下新纪录，标志着美国股市的一个重要里程碑。 The index reached fresh record territory in March, marking a significant milestone for the U.S. stock market. 最近的激增归因于对人工智能进步和整体经济复苏的希望。 The recent surge is attributed to hopes surrounding AI advancements and the overall economic recovery.