1) Cattle eat grass.
牛吃草。
2) The cattle are grazing.
牛在吃草。
4) The ox eats the grass on the lawn.
牛在草坪上吃草。
5) Cows are grazing in the pasture.
牛正在草原吃草。
6) Cows were grazing in the field.
牛在野外吃草。
参考词条