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Jyutping gam1 sek6 loeng4 jin4
Pinyin jīn shí liáng yán

Definitions (CC-CEDICT)
  1. gems of wisdom (idiom); priceless advice
Definitions (粵典–words.hk)
  1. x
Definitions (Wiktionary)
  1. phrase, idiomatic
    precious advice or instruction
    (syn.) 金玉良言