blood relation 血亲 ; 基于血统关系的亲属 ; 骨肉 ; 血统关系
collateral relation blood relation 旁系血亲
I blood relation 级血亲
blood relation breeding 血系繁育法
Attack of the Clones conclusively establishes that these two characters have no blood relation, and thus Obi-Wan's brother is an as yet unexplored character.
《克隆人的进攻》最后确定这两个人物没有血缘关系，这样，欧比-万的兄弟仍是一个尚未发掘的人物。
Sponsors must be United States citizens or permanent residents. In addition, they must be at least eighteen years old and a blood relation of the person seeking residency.
保证人必须是美国公民或永久居民，另外他们必须超过十八岁并和申请者有血缘关系。
It provides identity to the cell. eg. antigens on red blood cell in relation to blood group.
它可为细胞提供身分，例如红血球表面的抗原使血液有血型。
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