美国第一季度实际个人消费支出季率初值 1.8%，预期1.2%，前值4.00%。

Group 1 - The core point of the article indicates that the actual personal consumption expenditures (PCE) in the United States for the first quarter showed a seasonally adjusted rate of 1.8%, which exceeded the expected rate of 1.2% and was a significant decrease from the previous value of 4.0% [1]