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git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@27897 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/interfaces/business_completable.py

@@ -50,6 +50,8 @@ class IBusinessCompletable(Interface):
   def isFrozen(explanation):
     """True if all related simulation movements for this explanation
     are frozen.
+
+    Frozen means that simulation movement cannot be modified.
     """
 
   def getExpectedCompletionDate(task):