一生受用不尽
yī​shēng​shòu​yòng​bù​jìn

to benefit for a lifetime

  1. 一生 yī​shēng nounnumeral
    all one's life
    the entire time from birth until death; a lifetime
  2. 受用 shòu​yòng
    to benefit from
    to receive a lasting benefit or advantage from experience or teaching
  3. 不尽 不盡 bù​jìn adjectiveverb
    endless
    Endless; infinite; without limit; often used after verbs like 感激 gǎn​jī to emphasize deep gratitude