n.髓质；骨髓；木髓
There is a central vein in the center of the medulla. 髓质中央有一大的静脉，称中央静脉。
The remaining cortex is congested, as is the medulla. 髓质和余下的皮质呈充血状。
[医] 髓外的, 延髓外的
adj.骨髓的；髓质的；延髓的
