pasture ground

例句：

1. 1. The herdsman has to find a good pasture ground for his animals.
   牧羊人必须为他的动物找到一个好的放牧地。
2. 2. The farmer's son is learning to ride horses on the pasture ground.
   农民的儿子正在学习在放牧地上骑马。
3. 3. The cows graze in the pasture ground during the day.
   奶牛们在白天在放牧地上吃草。