raw feed

例句：

1. 1.The cattle need a good supply of raw feed to grow strong and healthy.
   牛需要充足的生饲料来生长强壮健康。
2. 2.The farmer used to feed his cows with raw feed from the fields.
   这位农民过去经常用田地里的生饲料喂养他的奶牛。
3. 3. The farm uses a mix of processed and raw feed for their livestock.
   这个农场使用加工和生饲料的混合来喂养他们的牲畜。