diff --git a/freqtrade/templates/FreqaiExampleStrategy.py b/freqtrade/templates/FreqaiExampleStrategy.py
index 4c707ad..94b94ca 100644
--- a/freqtrade/templates/FreqaiExampleStrategy.py
+++ b/freqtrade/templates/FreqaiExampleStrategy.py
@@ -295,19 +295,19 @@ class FreqaiExampleStrategy(IStrategy):
         
         return dataframe
 
-    def populate_exit_trend(self, df: DataFrame, metadata: dict) -> DataFrame:
+    def populate_exit_trend(self, dataframe: DataFrame, metadata: dict) -> DataFrame:
 # 改进卖出信号条件
         exit_long_conditions = [
-            (df["rsi"] > df["sell_rsi_pred"]),  # RSI 高于卖出阈值
-            (df["volume"] > df["volume"].rolling(window=10).mean()),  # 成交量高于近期均值
-            (df["close"] < df["bb_middleband"])  # 价格低于布林带中轨
+            (dataframe["rsi"] > dataframe["sell_rsi_pred"]),  # RSI 高于卖出阈值
+            (dataframe["volume"] > dataframe["volume"].rolling(window=10).mean()),  # 成交量高于近期均值
+            (dataframe["close"] < dataframe["bb_middleband"])  # 价格低于布林带中轨
         ]
         if exit_long_conditions:
-            df.loc[
+            dataframe.loc[
                 reduce(lambda x, y: x & y, exit_long_conditions),
                 "exit_long"
             ] = 1
-        return df
+        return dataframe
     def populate_entry_trend(self, df: DataFrame, metadata: dict) -> DataFrame:
         # 改进买入信号条件
         # 检查 MACD 列是否存在