furculum

例句：

1. 1.The horse was led by its furculum.
   这匹马被缰绳牵着。
2. 2. The rider used the furculum to control the horse's speed.
   骑手用缰绳控制马匹的速度。
3. 3. The man rode his horse with a furculum in his hand.
   那人手里拿着缰绳骑马。