“小母牛”用英语怎么说

小母牛在牛栏里吼叫。A heifer bellowed in her stall.怀小牛的小母牛最适合这项工作.In - calf heifers are admirable for this work.他用12头山羊换了我的1头小母牛.He swapped me a dozen goats for one of my female calf....