尽心竭力 jìn xīn jié lì

DEFINITIONS

  1. to spare no effort (idiom); to do one's utmost

CHARACTERS

尽 jìn
HSK 4
exhaust, use up; deplete
心 xīn
HSK 3
heart; mind, intelligence; soul
竭 jié
HSK 6
put forth great effort; exhaust
力 lì
HSK 3
power, capability, influence