pedigrees

例句:

• These trees have pedigrees stretching back thousands of years.
  这些树的系谱可以追溯到数千年前.
  
• Party activists with lower middle class pedigrees are numerous.
  党的激进分子中有很多出身于中产阶级下层.
  
• 60 per cent of dogs and ten per cent of cats have pedigrees.
  60%的狗和10%的猫有血统记录。
  
• Mam did not care one whit about family pedigrees.
  来自R. Godden
• But it doesn't need to, given the fine pedigrees of these musicians.
  来自BBC
• Given their family pedigrees, some might expect Guthrie and Irion to proffer stronger, more political meat.
  来自BBC