Working dogs in various fields are playing an extremely important role.
工作犬在各个领域发挥着极其重要的作用。
They learned to keep an eye on the sheep and other animals. Working dogs had other jobs, too.
它们学会了帮人们照看绵羊和其它的动物。
They learned to keep an eye on the sheep and other animals. Working dogs had other jobs, too.
它们学会了帮人们照看绵羊和其它的动物。
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