lead pig

例句：

1. 1. The leader pig was the first to enter the new building.
   领头猪是第一个进入新建筑的。
2. 2. The farm had a lot of leaders pigs that were bred for meat production.
   农场有很多被专门培育用于肉生产的领导猪。
3. 3.The farmers used to feed their leaders pigs with corn and other grains.
   农民过去用玉米和其他谷物喂养他们的领导猪。