公之於眾 [－－于众]

Jyutping gung1 zi1 jyu1 zung3
Pinyin gōng zhī yú zhòng

Definitions (CC-CEDICT)
  1. to make known to the masses (idiom); to publicize widely
  2. to let the world know
Definitions (Wiktionary)
  1. verb
    to reveal to the public