美债收益率集体下跌，10年期美债收益率跌5.45个基点

Group 1 - The core point of the article is the collective decline in U.S. Treasury yields across various maturities on August 22, with significant drops observed in short-term and long-term bonds [1][2]. Group 2 - The 2-year Treasury yield decreased by 7.44 basis points to 3.707% [1]. - The 3-year Treasury yield fell by 8.10 basis points to 3.655% [1]. - The 5-year Treasury yield dropped by 7.18 basis points to 3.769% [1]. - The 10-year Treasury yield declined by 5.45 basis points to 4.261% [1]. - The 30-year Treasury yield decreased by 2.75 basis points to 4.881% [1].