防患於未然 [－－于－－]

Jyutping fong4 waan6 jyu1 mei6 jin4
Pinyin fáng huàn yú wèi rán

Definitions (CC-CEDICT)
  1. see 防患未然[fang2 huan4 wei4 ran2]
Definitions (粵典–words.hk)
  1. 語句
    喺​禍​患​未​發​生​之前​就​加以​防備
    to prevent trouble before it happens
  2. 參看
    防患未然
Definitions (Wiktionary)
  1. phrase, idiomatic
    to take preventative measures before a disaster occurs; to prevent trouble before it happens
    (syn.) 防患未然