myelopore

例句：

1. 1.The patient's bone marrow showed a high number of myelopoietic cells.
   患者的骨髓显示有大量的髓细胞。
2. 2. Myelopoietic stem cells are responsible for the production of blood cells.
   髓系干细胞负责生产血液细胞。
3. 3. The myelopoietic system plays a crucial role in the body's immune response.
   髓系系统在身体免疫系统中起着至关重要的作用。