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Jyutping nou5 zek3 jik6
Pinyin nǎo jǐ yì

Definitions (Wiktionary)
  1. noun
    cerebrospinal fluid
    (syn.) 脑脊髓液, 腦脊髓液

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Jyutping nou5 zek3 jik6
Pinyin nǎo jǐ yè

Definitions (CC-CEDICT)
  1. cerebrospinal fluid (CSF)