And bone marrow is actually what we use to save the lives of tens of thousands of patients, most of whom have advanced malignancies like leukemia and lymphoma and some other diseases.
事实上，它用来 挽救成千上万人的生命。 他们中大多数人患有白血病和淋巴瘤等晚期恶性肿瘤 或者其他的疾病。