尽管描写主义和规定主义之间的争论会一直持续下去，但它们二者之间并不是互相排斥的。

But while the debate between prescriptivism and descriptivism continues, the two are not mutually exclusive.

规定主义可以在某个特定的时间点告诉人们最为通用的确定模式。

At its best, prescriptivism is useful for informing people about the most common established patterns at a given point in time.