bird-dog

vt.

细心观察；追随，追击；深入调查研究(问题等)；(用心)寻找，找出招徕(顾客等)；兜揽(生意等)；

Birddog
Bird Dog
Bird Dog
Ghost: Field Journal of a Bird Dog
Bird Dog - National Geographic Photo Contest 2012 - National Geographic
National Shoot to Retrieve Association
Robert C. Springer
Robert C. Springer
O- 2 Skymaster
Attorney acquitted in dog-feces case
Owners mourn, rewards offered for return of dog
Pulmonary hypertension and plasma thromboplastin-antecedent deficiency in dogs. Experimental induction by infusion of amniotic fluid
Raf the Dog