YOU SAID:

This sentence is going to translate over and over until it doesn't detect a difference between the translation and the original

INTO JAPANESE

この文は、翻訳と原文の違いが検出されなくなるまで何度も翻訳されます。

BACK INTO ENGLISH

This sentence is translated multiple times until no differences between the translation and the source text are detected.

INTO JAPANESE

この文は、翻訳とソーステキストの違いが検出されなくなるまで複数回翻訳されます。

BACK INTO ENGLISH

This sentence is translated multiple times until no differences between the translation and the source text are detected.