pedigree GRE专八

The champions really showed their pedigree today.

今天的冠军确实展现了其纯系。

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的针。

These trees have pedigrees stretching back thousands of years.

这些树的系可以追溯到数千年前。

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160万头纯的奶牛，是世界上最大的奶牛群之。