bench dog

例句：

1. 1. 板凳狗
   通常指在公园或街道上等待施舍的狗
2. 2.地盘狗
   比喻在某个领域或群体中具有支配地位的人
3. 3. 地头蛇
   比喻在某个地方有势力或影响力的人
4. 1. The bench dog was waiting for a handout from the city council.
   那个地头蛇正在等市政厅的施舍。
5. 2. He's always been a bench sitter in his community.
   他一直是社区里的地头蛇。
6. 3.She's the bench sitter who keeps everyone on their toes.
   她是那个总能让人保持警惕的地头蛇。