This is a figurative symbol, which means that someone and someone are talking about something, and some of them say something different from what they are talking about, so this sentence is often used to describe and compare. This is also what people usually describe as people who can't talk or do things.

In the era without machines, the tools people can use are cows, horses, donkeys and snails, so people associate the familiar cow head with the horse mouth. Cow's head and horse's mouth are two unrelated things.

A cow's head is not right for a horse's mouth: a word for a despicable person, making a nest one day in advance.

Ironically, Loki, Xiao Doudou's sheepdog, has disappeared.

The funny sentence that the bull's head is not right for the horse's mouth can only lie in bed now.

Niu Tau didn't know all the lines in Ma Zui's movies, and he was humiliated as a spiritual rich man.

I just watch a few movies for free, hoping someone will shoot them.

In the era without machines, the tools people can use are cows, horses, donkeys and snails, so people associate the familiar cow head with the horse mouth. Cow's head and horse's mouth are two unrelated things.