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Jyutping faan6 bat1 soeng5
Pinyin fàn bu shàng

Definitions (CC-CEDICT)
  1. see 犯不著|犯不着[fan4 bu5 zhao2]
Definitions (粵典–words.hk)
  1. 動詞、書面語
    毋須​做​某​啲​嘢​先​有效
    need not