blood relative
noun [ C ] uk/ˌblʌd ˈrel.ə.tɪv/ us/ˌblʌd ˈrel.ə.tɪv/ (also blood relation)
血亲
someone who is related to you by birth rather than through marriage or another relationship such as adoption (= becoming the legal parent of a child who is not your own)
I'd always known Sam was not a blood relative, but still regarded him as a brother. 我一直就知道山姆不是我的血亲,但还是把他当作兄弟。
He tested 23 of his patients and 87 of their blood relatives for antibodies. 他测试了自己的二十三个病人和他们的八十七位血亲以寻找抗体。
- More examples
- The study looked at genetic data from families that have suffered three, four, even as many as eight cases of lung cancer among blood relatives.
- Whether the kidney donor is a blood relative, a relative by marriage or a friend there can be issues.
- William Duke of Normandy insisted that Edward the Confessor, who was a distant blood relative, had also promised the succession to him.
- It transpired that a relative - not a blood relative, but a relative by marriage - was a historian and had kept all the letters from Russia to my grandfather.