nag

vt.不断唠叨；指责；困扰，使…烦恼

n.小马；驽马；竞赛马

Don't nag me! 别在我面前唠叨！

The problem had been nagging me for weeks. 那问题把我困扰了几个星期.

I have never seen a nag like this one. 我从来没见过这样的矮小马。

The nag has been with Henry for so many years that it is hard for him to part from it. 这匹老马跟随亨利这么多年了,亨利很难与它分离。