不惜血本 bù xī xuè běn

DEFINITIONS

  1. to spare no effort
  2. to devote all one's energies

CHARACTERS

不 bù
HSK 1
no, not; un-; negative prefix
惜 xī
HSK 4
pity, regret, rue, begrudge
血 xuè
HSK 5
blood; radical number 143
本 běn
HSK 1
root, origin, source; basis