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Jyutping san6 seoi5 zat1
Pinyin shèn suǐ zhí

Definitions (Wiktionary)
  1. noun
    renal medulla

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Jyutping san6 seoi5 zat1
Pinyin shèn suǐ zhì

Definitions (Wiktionary)
  1. noun
    renal medulla