Inflation in the eleven Central and East European countries has attracted public attention in the post-pandemic era.The COVID-19 pandemic and the escalation of the Ukraine crisis brought dual impacts on the macroeconomy of these countries.In response to the impacts,CEE countries adopted expansionary fiscal and monetary policies that intensified inflation.This paper holds that the mechanism for the occurrence of inflation is fairly special with both supply shock and demand shock features.In addition,policy externality of the economies is another crucial factor behind the evolvement of the inflation.These features exposed regular anti-inflation measures to complicated realities.The aftermath of the inflation in CEE countries is far from being eliminated and brought negative impact on the economic growth of some of CEE countries.