YOU SAID:

You couldn’t keep it in your sister splashed out on the bottle

INTO JAPANESE

妹の中に入れておくことはできなかった、瓶の上に飛び散った

BACK INTO ENGLISH

I couldn't keep it in my sister, it splattered on the bottle

INTO JAPANESE

妹の中に入れておけなくて瓶に飛び散ってしまった

BACK INTO ENGLISH

I couldn't put it in my sister and it splattered into the bottle

INTO JAPANESE

妹に入れられなくて瓶に飛び散ってしまった

BACK INTO ENGLISH

I couldn't put it in my sister and it splattered into the bottle