我终于知道我不是灰姑娘用英语怎么说

Finally,I realize that I am not Cinderella

I finally found out that I am not Cinderella after all.

或者

I finally figured out that I am not Cinderella after all.

I know I am not Little Red Riding Hood finally。

I ultimately found I am not a cinderella

I gonna know that I'm not cinderella at last.

i finally realized that i am not cinderella