不解

bùjiě
  1. to not understand
  2. to be puzzled by
  3. indissoluble

CEDICT

Entry Composition

1 不 bù
  1. no; not so
  2. (bound form) not; un-
2 解 jiě
  1. to divide
  2. to break up
  3. to split
  4. to separate
  5. to dissolve
  6. to solve
  7. to melt
  8. to remove
  9. to untie
  10. to loosen
  11. to open
  12. to emancipate
  13. to explain
  14. to understand
  15. to know
  16. a solution
  17. a dissection