myelofibrosisWiktionary 原文构词拆分myelo-前缀(anatomy, biology, medicine) Bone marrow. · (anatomy, biology, medicine) Spinal cord.+fibrosis词根/词干词源说明From myelo- + fibrosis.释义（英文）名词 Nouncollagen deposition by fibroblasts in the bone marrow, whether primary or secondary to other causes such as medication.