horse collar

例句：

1. 1. The horse was wearing a horse collar for the race.
   这匹马为了比赛戴了马勒。
2. 2.The horse's owner was trying to control him with a horse collar.
   主人试图用马勒控制这匹马。
3. 3.The horse was led by a professional handler through the crowded arena.
   这匹马由专业驯兽师带领穿过拥挤的马场。