tracker dog

美 　英

• n.搜救犬
• 網(wǎng)絡(luò)循跡追蹤的警犬

英漢解釋

n.	1. a dog trained to find people who are lost or trying to evade capture by following the trail of their scent

例句

The tracker - dog soon smelt the murderer out.

警犬很快跟蹤查出了兇手。