i have nothing familiar about this.这句子成立吗?

be familiar with sth 熟悉某事
I'm not a bit familiar with this.

语法没有错误啊~~不过翻译过来有点怪,如果你是想说“我对这个不熟悉”可以写“I'm not familiar with this,或者i've met nothing familiar with this.

成立。familiar形容词做定语。