空腔
/-{-{kōngqiāng}-}-/, /hʊŋ⁵⁵ hɔːŋ⁵⁵/, /hung1 hong1/, /hung1 hong1/, /kongchiang/, /kongciang/、/ㄎㄨㄥ ㄑㄧㄤ/
noun
中空的空間
  1. cavità
  2. alveolo
  3. incavo