sheepdogs

例句:

• Two sheepdogs and their puppies...bounded forward in greeting.
  来自P. L. Fermor
• They use specially - trained sheepdogs to tend sheep in the night.
  夜间他们用受过特殊训练的狗看守羊群.
  
• As for pets, sheepdogs are the best.
  要说宠物嘛, 牧羊狗最好.
  
• The special programme analysed more than 6,000 barks from 14 Hungarian sheepdogs in six different situations.
  这套特别的程式分析14种匈牙利牧羊犬在6种不同情况下超过6000次的吠声.
  
• He called his soldiers "sheepdogs" creatures bred to protect the defenseless.
  来自NEWYORKER
• In a second experiment, they recruited another group of dogs, this time made up of Shetland sheepdogs and border collies.
  来自SA