Not corrected or revised.

सुधारित नहीं

English Usage: The report was left uncorrected.

Hindi Usage: रिपोर्ट को सुधारित नहीं छोड़ा गया।

Something that has not been corrected.

जिसे सुधार नहीं किया गया

English Usage: The uncorrected proofs were sent to the publisher.

Hindi Usage: सुधारित नहीं किए गए प्रमाण प्रकाशक को भेजे गए।