know的形容词是known。

known：adj.知名的;出了名的;已知的；

v.知道;知悉;了解;认识到;懂得;意识到;确信;确知;肯定；

know的过去分词

扩展资料

As yet little was known of the causes of the disease.

当时人们对这种疾病的起因几乎一无所知。

This design came to be known as the Oriental style.

这种设计后来被称为东方风格。

The cause of the fire is not yet known.

火灾的原因尚不清楚。

The true consequences will only be known several years hence.

真正的后果只有在几年之后才能知道。