骨血管瘤是一种骨内的良性血管瘤。
Hemangioma of the bone is a benign vascular tumor within the bone.
显示了乳恒牙交替时期，乳牙和恒牙在颌骨内的位置关系。
Showing (Age:3)the primary and permanent alternate times, deciduous and permanent teeth in the jaw position within the relationship.
急性淋巴细胞性白血病(all)是一种发生于血液和骨髓的癌症——骨髓(译者：此处指红骨髓)是指作为造血场所的骨内的海绵组织。
Acute lymphocytic leukemia (ALL) is a type of cancer of the blood and bone marrow - the spongy tissue inside bones where blood cells are made.
应用推荐