YOU SAID:
I heard her moan behind the seat of your car
INTO JAPANESE
あなたの車の座席の後ろで彼女のうめき声が聞こえた
BACK INTO ENGLISH
I heard her moan behind your car seat
INTO JAPANESE
チャイルドシートの後ろで彼女のうめき声が聞こえた
BACK INTO ENGLISH
I heard her moan behind the child seat
INTO JAPANESE
チャイルドシートの後ろで彼女のうめき声が聞こえた
BACK INTO ENGLISH
I heard her moan behind the child seat
That didn't even make that much sense in English.