一臂之力 yī bì zhī lì

DEFINITIONS

  1. a helping hand; a small contribution of effort

CHARACTERS

一 yī
HSK 1
one; a, an; alone
臂 bì
HSK 6
arm
之 zhī
HSK 4
marks preceding phrase as modifier of following phrase; it, him her, them; go to
力 lì
HSK 3
power, capability, influence