YOU SAID:

You can not do it back in

INTO JAPANESE

あなたは戻ってそれを行うことはできません

BACK INTO ENGLISH

you can't do it back

INTO JAPANESE

- 言えないんだ

BACK INTO ENGLISH

- I can't tell you that.

INTO JAPANESE

- 言えないんだ

BACK INTO ENGLISH

- I can't tell you that.