砍掉重練

砍掉重练
kǎndiàochóngliàn
  1. (chiefly Taiwan, slang, figurative) to start again from scratch, to go back to square one
  2. to start again from scratch, to go back to square one

Wiktionary

Entry Composition

1 砍 kǎn
  1. to chop
  2. to cut down
  3. to throw sth at sb
=2 掉 diào
  1. to fall
  2. to drop
  3. to lag behind
  4. to lose
  5. to go missing
  6. to reduce
  7. fall (in prices)
  8. to lose (value, weight etc)
  9. to wag
  10. to swing
  11. to turn
  12. to change
  13. to exchange
  14. to swap
  15. to show off
  16. to shed (hair)
  17. (used after certain verbs to express completion, fulfillment, removal etc)
=2 掉 nuò
  1. (obsolete) to hold; to wield; to bear; to lift
  2. to hold; to wield; to bear; to lift
=3 重 chóng
  1. to repeat
  2. repetition
  3. again
  4. re-
  5. classifier: layer
=3 重 zhòng
  1. heavy
  2. serious
  3. to attach importance to
4 練 liàn
  1. to practice
  2. to train
  3. to drill
  4. to perfect (one's skill)
  5. exercise
  6. (literary) white silk
  7. to boil and scour raw silk