基因测试证实了她与这个古老部落的血缘关系。
The DNA test proved her ___lineage to the ancient tribe.
这条鱼的进化谱系可以追溯到数亿年前。
The fish's evolutionary ___lineages can be traced back hundreds of millions of years.
科学家通过研究化石追溯了马的进化谱系。
Scientists traced the ___lineage of horses by studying fossils.
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