diff --git a/Palette/env/utils.py b/Palette/env/utils.py
index a331678..80a47d7 100644
--- a/Palette/env/utils.py
+++ b/Palette/env/utils.py
@@ -24,5 +24,5 @@ def asincos(sin_value, cos_value):
             # 第四象限
             return asin(sin_value)
         else:
-            # 第三象限
+            
             return 2*np.pi - acos(cos_value)