police dog

US /pəˈliːs dɔːɡ/
UK /pəˈliːs dɔːɡ/
"police dog" picture
1.

警犬

a dog trained to assist police, for example in tracking criminals or detecting drugs

:
The police dog quickly found the missing child.
警犬很快找到了失踪的孩子。
A trained police dog can detect various substances.
训练有素的警犬可以检测各种物质。