三番五次

sānfānwǔcì
over and over again (idiom)

CEDICT

Entry Composition

1 三 sān
  1. three
  2. 3
2 番 fān
  1. (bound form) foreign (non-Chinese); barbarian
  2. classifier for processes or actions that take time and effort
  3. (classifier) a kind; a sort
  4. (classifier) (used after the verb 翻 fān to indicate how many times a quantity doubles, as in 翻一番 fānyīfān "to double")
3 五 wǔ
  1. five
  2. 5
4 次 cì
  1. next in sequence
  2. second
  3. the second (day, time etc)
  4. secondary
  5. vice-
  6. sub-
  7. infra-
  8. inferior quality
  9. substandard
  10. order
  11. sequence
  12. hypo- (chemistry)
  13. classifier for enumerated events: time