1. 血亲：blood pressure 血压 | blood relation 血亲 | blood relation 血统关系

2. 血统关系：blood relation 血亲 | blood relation 血统关系 | blood relationship 血缘关系

3. 公共查询·英语单词

3. 直属关系;血亲：births registry 出生登记处 | blood relation 直属关系;血亲 | boarding pass 登船证;登机证

4. 血缘关系, 嫡亲：blood pressure 血压 | blood relation 血缘关系, 嫡亲 | blood sport 流血运动

1. 血亲；有血缘关系的亲属；骨肉
    A blood relation or blood relative is someone who is related to you by birth rather than by marriage.

1. one related by blood or origin
    especially on sharing an ancestor with another

    Synonym: blood relativecognatesib