What does the cryptic crossword clue "Learn duet for playing as is? (9)" mean?

The definition is "as is?". The wordplay uses an anagram. anagram of LEARN + DUET = UNALTERED; definition: "as is?" The answer is UNALTERED.

Learn duet for playing as is? (9)

Daily Mail Cryptic #17325 | 14 Across | 2024-03-29 flower