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Jyutping gam1 gai1 naap6 soeng1
Pinyin jīn jī nà shuāng

Definitions (CC-CEDICT)
  1. quinine powder
Definitions (粵典–words.hk)
  1. 名詞
    一種​藥物
    quinine
Definitions (Wiktionary)
  1. noun
    quinine
    (syn.) 奎宁, 奎寧