“吃草”的英语可以翻译为：owse，depasture，graze，pasture，browse on ...

有些牛在河边吃草。There were cows grazing beside the river.牛群在湿地上吃草。Cows were grazing on the marshes.看! 树下有三只羊在吃草.Look , there are three sheep eating grass under the tree....