[线]

Jyutping gong3 sin3
Pinyin gāng xiàn

Definitions (CC-CANTO)
  1. steel wire; a tightwire; a highwire
Definitions (Wiktionary)
  1. noun
    steel wire or cable
Examples (粵典–words.hk)
  1. Cantonese
    踩钢线
    踩鋼線
    caai2 gong3 sin2
    • to walk a tightrope
  2. Cantonese
    你帮公司做假数,同踩钢线冇分别。
    你幫公司做假數,同踩鋼線冇分別。
    nei5 bong1 gung1 si1 zou6 gaa2 sou3, tung4 caai2 gong3 sin2 mou5 fan1 bit6.
    • You are walking on a tightrope in helping the company falsify its accounts.