adj.不听话的；执拗的；难治疗的；免疫的；耐火的
n.倔强的人；耐火材料
Despite very good hospice palliative care, some terminally ill patients still continue to experience intolerable, unrelieved pain and suffering from refractory symptoms. 尽管有很好的安宁缓和疗护，有一些末期病人仍会经历难以忍受无法缓解的疼痛与其他难治疗的症状。
用作名词 (n.)Refractory children, lunatics, and criminals may require authority, and may need to be forced to obey. 对倔强的儿童，精神病人以及犯罪的人，需要使用权力，或者需要强迫服从。
Top quality basic and non-basic refractory products. 高质量的碱性和非碱性的耐火材料制品。
Taphole Mrx is a functional refractory material that used for the blast furnace. 高炉出铁口用炮泥是功能性耐火材料。
