blay

例句：

1. 1. The farmer has a large herd of cows.
   这位农民有一群奶牛。
2. 2. The cows graze in the meadow.
   奶牛们在草地上吃草。
3. 3. The farmer needs to buy more cows for his farm.
   这位农民需要购买更多的奶牛来他的农场。