detection dog
US /dɪˈtek.ʃən dɔːɡ/
UK /dɪˈtek.ʃən dɔːɡ/
1.
偵查犬, 警犬
a dog trained to use its senses to detect substances such as explosives, illegal drugs, or missing people
:
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The police used a detection dog to sniff out the hidden contraband.
警方使用偵查犬嗅探出隱藏的違禁品。
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Detection dogs are often employed at airports for security checks.
偵查犬常被用於機場進行安全檢查。