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Jyutping zam1 gwat1
Pinyin zhēn gǔ

Definitions (CC-CEDICT)
  1. incus or anvil bone of middle ear, passing sound vibration from malleus hammer bone to stapes stirrup bone
Definitions (Wiktionary)
  1. noun
    anvil; incus; the incus bone in the inner ear
Definitions (Kaifangcidian)
  1. (沒有對應漢語詞彙)