Because current ovarian cancer screening is limited, women with abnormal BRCA1 or BRCA2 genes may decide to have their ovaries removed once child-bearing is completed.
因为最新的卵巢癌筛选受限，有异常的BRCA1或BRCA2基因的女人一旦分娩结束，就决定切除卵巢。
2
His behaviour was abnormal for a child of his age, he is likely to be premature.
他的举止对于他这个年龄的孩子来说是不正常的，他好像很早熟。
3
On the other hand low family income, illness and abnormal birth had negative effect on child development.