如果智人是与现代人不同的种类，那我们的家谱要比现在的大得多。
If Homo floresiensis was a different species from modern humans, that would make our family tree bigger than we knew.
金属没有DNA，机器没有基因，但是这并不意味着它们没有和我们一样详细的家谱。
Metal has no DNA; machines have no genes. But that doesn't mean they don't have pedigrees - ancestral lines every bit as elaborate as our own.
在整理家谱的过程中，我们发现木活字本大量出现。
In the course of collating genealogical trees, we find wooden type editions increasing rapidly.
家谱表明我们的家庭成员和亲戚。
家谱表明我们的家庭成员和亲戚。
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