lineage

n.家系；直系；血统

Having emphasised Bush's lineage and relationship with old American money, one must qualify this portrayal of him by indicating his rebellious youth. 在着重说明了布什的家系以及其与以前美国上层社会的关系之后，我们必须提及他年轻时的叛逆以便使他的形象更加具体化。

She was of aristocratic lineage. 她有贵族的血统。

He boasted a lineage of pure blue blood. 他夸耀自己有纯贵族血统。