cash cow金牛;摇钱树
Spherical Cow球形奶牛
Cow Games牛牛游戏
crazy cow疯狂的奶牛;疯狂乳牛;疯狂奶牛;疯狂牛牛
milking cow乳牛;产奶牛;产乳牛
Mad COW疯牛病;疯狂奶牛;疯牛;狂牛症
Cow Brand牛乳牌;牛牌;牛牌香皂
cow tree乳树;良木饱食桑木;奶牛树
cow hitch双合结;双合结双合套;牛结
At same time, with the spread of cow plough and usage of iron farm implements, Han Dynasty had made great progress in its society productive forces.
当时，随着牛耕技术的推广和铁制农具的普遍使用，汉代的社会生产力获得了极大提高。
参考来源 - 汉代砖石画像计算机处理与农史信息研究N-COUNT（可数名词） A cow is a large female animal that is kept on farms for its milk. People sometimes refer to male and female animals of this species as cows. 母牛; 奶牛
He kept a few dairy cows.
他养了几头奶牛。
N-COUNT（可数名词） Some female animals, including elephants and whales, are called cows. 大型雌兽
...a cow elephant.
…一头母象。
V-T（及物动词） If someone is cowed, they are made afraid, or made to behave in a particular way because they have been frightened or badly treated. 胁迫; 恐吓 [正式][usu passive]
The government, far from being cowed by these threats, has vowed to continue its policy.
政府根本没有被这些威胁吓倒，发誓要继续执行自己的政策。
ADJ（形容词） cowed 受到胁迫的; 受到恐吓的
By this time she was so cowed by the beatings that she meekly obeyed.
到了这时候她被这些殴打吓得不行，以至温顺地服从。