这个器具被用来为母牛实施人工授精。The gadget is used to artificially inseminate cows.小母牛在牛栏里吼叫。A heifer bellowed in her stall.这些母牛被人工授精。The cows are artificially inseminated ....

“母牛”的英语可以翻译为：cow，bossy，crummie，moggy，muley...

“母牛”的拼音为：mǔ niú...