名词
中文翻译：吠叫机
同义词：
['speaking machine', 'barking device', 'automatic dog barker']
例句：
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1. This is a new barking machine that can detect and respond to dogs' barks.
这是一台新的吠叫机，可以检测并响应狗的吠声。
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2. The barking machine was designed to scare away the neighborhood cats.
这个吠叫机被设计用来吓走邻居的猫。
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3. The vet recommended using a barking machine for the elderly dog who had lost its hearing.
兽医建议使用一个吠叫机来治疗那只失去听力的老狗。