According to the article, there are various signs that the Federal Reserve's monetary policy is approaching the time window for cyclical changes. At present, the market is expecting the Federal Reserve to cut interest rates in September. In general, the conditions for the Federal Reserve to cut interest rates are ripe and it is about to enter a new round of easing cycle. If the Federal Reserve chooses a relatively mild interest rate cut model in the future, the international financial marekt may not rise and fall sharply, but developing countries and emerging economies still need to maintain rational expectations for the Federal Reserve's interest rate cut and plan for the worst.