YOU SAID:

You should probably lie still.

INTO JAPANESE

あなたはおそらくじっと横たわっているはずです。

BACK INTO ENGLISH

You should probably be lying still.

INTO JAPANESE

あなたはおそらくまだ横たわっているはずです。

BACK INTO ENGLISH

You should probably still be lying down.

INTO JAPANESE

あなたはおそらくまだ横たわっているはずです。

BACK INTO ENGLISH

You should probably still be lying down.