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Jyutping hung1 hei3 cing1 san1 zai1
Pinyin kōng qì qīng xīn jì

Definitions (Wiktionary)
  1. noun
    air freshener
Examples (粵典–words.hk)
  1. Cantonese
    空气清新剂
    空氣清新劑
    hung1 hei3 cing1 san1 zai1
    • air freshener