去重

qùchóng
to remove duplicates

CEDICT

to remove duplicates

Wiktionary

Entry Composition

1 去 qù
  1. to go
  2. to go to (a place)
  3. (of a time etc) last
  4. just passed
  5. to send
  6. to remove
  7. to get rid of
  8. to reduce
  9. to be apart from in space or time
  10. to die (euphemism)
  11. to play (a part)
  12. (when used either before or after a verb) to go in order to do sth
  13. (after a verb of motion indicates movement away from the speaker)
  14. (used after certain verbs to indicate detachment or separation)
2 重 chóng
  1. to repeat
  2. repetition
  3. again
  4. re-
  5. classifier: layer