胸膜 Traditional form: 胸膜 Pinyin (reading): xiōngmó Definitions: pleural cavity (part of thorax containing lungs) Characters: 胸 - breast, bosom; heart, mind 膜 - membrane, film; to kneel and worship Traditional characters: 胸 - breast, bosom; heart, mind 膜 - membrane, film; to kneel and worship