骨髓是一种红色、海绵状的东东，居住在很多大骨头的腔隙（骨髓腔）里；它需要铁元素、维生素B 12 、叶酸等原料来制造血红蛋白和红细胞。
To produce hemoglobin and red blood cells, your body needs iron, vitamin B-12, folate and other nutrients from the foods you eat.
目前，动物传染性海绵状脑病的研究主要依赖于实验动物和培养神经细胞两种模型。
Now researches on the mechanism rely on the model of experimental animals and cultured neuronal cells.
海绵状血管畸形由窦状扩张的血窦组成，窦壁由内皮细胞，基膜物质和周细胞组成。
There were endothelial cells , basal membrane like materials and pericytes in the walls of these blood sinus.
骨髓是一种海绵状组织，是血细胞发育的源场所。
Marrow is the spongy tissue where blood cell development takes place.
在一些兰科植物里面，根被在通道细胞附近包含有海绵状的和纤维状的物体。
In some orchids the velamen includes spongy and fibrous bodies near the passage cells.
资料与方法本组15例中涎腺混合瘤8例，海绵状血管瘤2例，鳞状细胞癌3例，黏液表皮样囊肿2例。
Materials and Methods 15 cases included 8 salivary gland mixed tumors, 2 capillary hemangiomas, 3 squamous cell carcinoma and 2 mucous epidermoid cyst.
资料与方法本组15例中涎腺混合瘤8例，海绵状血管瘤2例，鳞状细胞癌3例，黏液表皮样囊肿2例。
Materials and Methods 15 cases included 8 salivary gland mixed tumors, 2 capillary hemangiomas, 3 squamous cell carcinoma and 2 mucous epidermoid cyst.
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