它看上去根本不像一匹马。

It looks nothing like a horse.

《牛津词典》

看，我画了一匹马！

Look! I drew a horse!

youdao

我用一匹马换了它。

I gave a horse for it.

youdao

All those creatures, which are very interesting, in the end, you are told, "There's a horse inside a railway carriage."

所有有趣的生物,到最后都变成了,"在一节车厢里有一匹马"

耶鲁公开课 - 基础物理课程节选

I've been working hard all morning and I feel like I could eat a horse.

我一早上都在辛苦工作，我觉得我都可以吃下一匹马了。

I'm about to 实战 - SpeakingMax英语口语达人

But nowadays, it's a horse, but in the end, if you're going to treat it as a point particle, it seems to me to be a real waste.

但是如今,一匹马,到最后,如果你仅把它当做一个质点来看,对我来说似乎是有点太浪费了

耶鲁公开课 - 基础物理课程节选