鼓室 [－－]

Jyutping gu2 sat1
Pinyin gǔ shì

Definitions (CC-CEDICT)
  1. tympanic cavity (of the middle ear)
Definitions (Wiktionary)
  1. noun
    tympanic cavity; tympanum
Definitions (Kaifangcidian)
  1. （沒有對應漢語詞彙）