柯林斯词典cud /kʌd/ 1. PHRASE When animals such as cows or sheep chew the cud, they chew and swallow their partly digested food over and over again before finally swallowing it. 反刍的食物 返回 cud剑桥词典food that has been eaten by an animal with more than one stomach , such as a cow , and that comes back into the animal's mouth to be chewed again before going into the second stomach 反刍的食物 UK a cow chewing the cud 反刍的奶牛 US a cow chewing cud 反刍的奶牛 习语chew the cud chew your cud 返回 cud