牛羊

例句：

1. 1. The farmer herds his cattle in the field every day.
   农民每天在田里放牧他的牲畜。
2. 2. The cows graze on the lush green grass.
   奶牛们在郁郁葱葱的绿草地上吃草。
3. 3. She milked the cows before dawn.
   她在黎明前给奶牛挤奶。