He had engaged in genealogical research on his family shortly before the War.

就在战争爆发前不久，他从事过对自己家族的家谱研究。

Pedigree drawing is an essential tool in genetic and genealogical studies.

对于在遗传研究和家系研究中大的系谱结构图还很难分析。

Let's consider one instance of the genealogical tree model as shown in Figure 3.

让我们考虑一下如图3所示的系谱树形模型的一个实例。

Their genealogical record listed the heads of families and 20, 200 fighting men.

他们都是族长，是大能的勇士。 按着家谱计算，他们的子孙共有二万零二百人。

Simultaneously the genetic source of loci loss was confirmed by genealogical analysis.

同时通过家系分析确定位点缺失的遗传学来源。