fattening pig

例句：

1. 1. The farmer is fattening his pigs for the market.
   农民正在为市场饲养他的猪。
2. 2. The fattening process takes a long time and requires careful management.
   增肥过程需要很长时间，并且需要仔细管理。
3. 3. The fattening pigs were raised in a large barn.
   这些增肥的猪被养在一个大牛棚里。