YOU SAID:
You are very big brain, are you not?
INTO JAPANESE
あなたはとても大きな脳ですよね?
BACK INTO ENGLISH
You're a very big brain, right?
INTO JAPANESE
あなたは非常に大きな頭脳ですよね?
BACK INTO ENGLISH
You're a very big brain, right?
Come on, you can do better than that.