柯林斯词典heifer /ˈhɛfə/ (heifers) 1. N-COUNT A heifer is a young cow that has not yet had a calf. (未生育过的)小母牛 返回 heifer剑桥词典a young cow , especially one that has not yet given birth to a calf (= baby cow ) （尤指未产过崽的）小母牛 返回 heifer