young and adult boars

例句：

1. 1. The young and adult boarsare the main source of meat for thefarm.
   年轻的成年公牛是农场的主要肉类来源。
2. 2. Young and adult boars are oftenused for breeding purposes.
   年轻的成年公牛通常用于繁殖目的。
3. 3. The young and adult boars need to be fed a balanced dietto ensure their health.
   年轻的成年公牛需要喂食均衡的饮食以保持健康。