tracker dog是什么意思

双语例句

(1)The tracker - dog soon smelt the murderer out.

警犬很快就跟踪查出了凶手。

(2)The tracker-dog soon smelt the murderer out.

警犬很快跟踪查出了凶手。

释义

n.

a dog trained to pick up and follow a scent

追踪犬（经过训练能循迹追踪的犬）。