官员们用护卫犬驱走抗议者。
可以训练嗅探犬来追捕他们。
这些狗是经过训练的嗅毒犬。
现在全国30多个机场都有治疗犬。
More than thirty airports across the country now have therapy dogs.
我们不能各自有自己的宠物犬吗？
食物嗅探犬在美国的国际机场工作。
Food sniffer dogs work at international airports in the United States.
我们只招到了A级犬教员。
这也可能导致克隆特殊救援犬和许多濒危动物。
It could also lead to the cloning of special rescue dogs and many endangered animals.
你们当中可能有人不知道，草原犬鼠其实不是狗。
For those of you who don't know, prairie dogs are not actually dogs.
她是一名训犬师。
嗅探犬既友好又可爱，所以它们在人群中嗅探时不会吓到人。
Sniffer dogs are friendly and cute, so they don't scare people as they sniff through the crowds.
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