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Jyutping sik6 jung6 sik1 sou3
Pinyin shí yòng sè sù

Definitions (Wiktionary)
  1. noun
    food colouring
Examples (粵典–words.hk)
  1. Cantonese
    食用色素
    食用色素
    sik6 jung6 sik1 sou3
    • food colouring
    • food colours