YOU SAID:
I don't know translation
INTO JAPANESE
翻訳を知っていません。
BACK INTO ENGLISH
Do not know the translation.
INTO JAPANESE
翻訳を知っていますか。
BACK INTO ENGLISH
You know the translation.
INTO JAPANESE
あなたは翻訳を知っています。
BACK INTO ENGLISH
You know the translation.
Come on, you can do better than that.