名詞 bloodhound:

1. a breed of large powerful hound of European origin having very acute smell and used in tracking
   同義詞：sleuthhound

blood.hound

n.（名詞）
One of a breed of hounds with a smooth coat, drooping ears, sagging jowls, and a keen sense of smell.
大獵犬，大警犬：一種獵犬，皮毛光滑、耳朵下垂、下顎下陷、具有敏銳的嗅覺
Informal A relentless pursuer.
【非正式用語】 偵探，兇猛追蹤者