最新报道:Ethereum and XRP surged over 7% minutes after Fed Chair Jerome Powell signaled potential rate cuts, citing shifting economic risks. ETH hit $4,652 intraday high on Bitstamp, nearing its all-time high, while XRP reclaimed $3. Bitcoin underperformed but held above $115,000. Rate cut odds for September jumped to over 80% on Polymarket, with Fundstrat's Tom Lee calling Powell's stance bullish for crypto.