美联储主席鲍威尔：避免持续通胀将取决于关税的规模、时间和通胀预期。

Core Viewpoint - The Federal Reserve Chairman Jerome Powell stated that avoiding persistent inflation will depend on the scale, timing, and inflation expectations related to tariffs [1] Group 1 - The scale of tariffs will play a crucial role in influencing inflation trends [1] - The timing of implementing tariffs is essential for managing inflation expectations [1] - Inflation expectations among consumers and businesses will significantly impact the effectiveness of tariff policies [1]