B物质通过延长凝血时间，可以破坏遗传性乳腺癌病毒染色体（DNA）；
Material B by extending clotting time that can damage the hereditary breast cancer virus chromosomes (DNA);
囊性纤维变性是一种严重的遗传性疾病，影响小渠道，使营养物质进出细胞。
Cystic fibrosis is a serious inherited disease that affects tiny channels that bring nutrients into and out of cells.
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