tracker dog編輯正在努力提供更完整的內容，建議 20 分鐘後再回來看看tracker dogtracker dog — 名詞名詞1. A dog trained to follow the scent of a person or animal.1.名詞釋義追蹤犬A dog trained to follow the scent of a person or animal.例句The police used a tracker dog to find the lost child.