巴西央行：在预期未被锚定的环境下，确保通胀趋向目标需要采取大幅收紧的货币政策，并持续相当长的时间。

Core Viewpoint - The Brazilian Central Bank emphasizes the necessity of implementing a significantly tight monetary policy for an extended period to ensure inflation trends towards the target in an environment where expectations are not anchored [1] Group 1 - The Central Bank indicates that a substantial tightening of monetary policy is required to manage inflation effectively [1] - The commitment to maintaining this tight policy for a prolonged duration highlights the seriousness of the inflation situation in Brazil [1]