训练是严格的-它必须，而不是所有的仔犬做出品位。
The training is rigorous - it has to be - and not all the young dogs make the grade.
本文介绍了动物标记技术在仔犬警用行为研究中的应用。
This paper introduced the application of marker technique for puppy to police action.
回引导犬，仔犬学习必要的技能，引导盲人或局部失明的人。
Back at guide dogs, the young dogs learn the skills needed to guide a blind or partially-sighted person.
我将送你一只德国牧羊犬幼仔作为圣诞礼物。
心蠕虫检测阳性犬应检查血中是否有仔虫，仔虫的检测通常使用集中过滤检测法。
Heartworm positive dogs should also be tested for the presence of microfilariae, usually using a concentrating filter test.
在分娩后，母犬会舔每一只犬仔来促使它们呼吸。
After delivery, she will lick each puppy to stimulate its breathing.
经过领犬员的持续训练，莎莎和德仔将可嗅觉出多达十四种碳氢化合物助燃剂。
With the continuous training under the handlers, Sasha and Dexter will be capable of identifying up to 14 kinds of hydrocarbon accelerant.
经过领犬员的持续训练，莎莎和德仔将可嗅觉出多达十四种碳氢化合物助燃剂。
With the continuous training under the handlers, Sasha and Dexter will be capable of identifying up to 14 kinds of hydrocarbon accelerant.
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