比特币从8.06万美元回升至8.4万美元，日内跌幅收窄至6%

Group 1 - Bitcoin has rebounded from $80,600 to $84,000, with a daily decline narrowing to 6% [1] - Nasdaq 100 index futures have increased by 0.51% [1] - Nvidia has recovered all pre-market losses and is now up by 0.7% [1]