milch cow

例句：

1. 1. Themilk cows are in the pasture.
   奶牛们在牧场。
2. 2. She milked the cows every morning.
   她每天早上挤奶。
3. 3. Themilk from the cows is used tomake cheese.
   奶牛的奶用来做奶酪。