極力

极力
jílì
  1. to make a supreme effort
  2. at all costs

CEDICT

Entry Composition

1 極 jí
  1. extremely
  2. pole (geography, physics)
  3. utmost
  4. top
2 力 lì
  1. power
  2. force
  3. strength
  4. ability
  5. strenuously