奶牛的拼音英语怎么说

奶牛的拼音英文是"niú"。

"奶牛"这个词的英文来源是拉丁文"vacca"，意思是母牛。在英文中，"cow"是常用的词汇，用来指代母牛或奶牛。

下面是一些关于奶牛的英文例句，以及它们的中文翻译：

The farmer milked the cow every morning. (农夫每天早上挤牛奶。)
Cows are often used to produce milk and meat. (奶牛经常用来生产牛奶和肉。)
The cow gave birth to a calf. (这头牛生了一头小牛。)
The cow's moo was heard all the way across the field. (牛的哞声能听到整个田野。)