pedigree GRE专八

These trees have pedigrees stretching back thousands of years.

这些树系可以追溯到数千年前。

The champions really showed their pedigree today.

今天冠军确实展现了其纯系。

Party activists with lower middle class pedigrees are numerous.

党激进分子中有很多出身于中产阶级下层。

A pedigree pup should have been inoculated against serious diseases before it’s sold.

纯狗应该在出售前注射预防严重疾病针。

With more than 1.6 million registered pedigree cows, Germany is the home of biggest herdbook population all over the world.

德国拥有超过160万头纯奶牛，是界上最大奶牛群之。