nargil

例句：

1. 1. The farmer has a large herd of cows.
   这位农民拥有一大群奶牛。
2. 2. The cows graze in the meadow.
   这些奶牛在草地上吃草。
3. 3. The cowboys are milking the cows at dawn.
   牛仔们在黎明时分挤奶。