YOU SAID:

I saw ice cream squashed on car rooftop

INTO JAPANESE

私は車の屋上で砕いたアイスクリームを見た

BACK INTO ENGLISH

I saw crushed ice cream on the roof of the car

INTO JAPANESE

私は車の屋根に砕いたアイスクリームを見た

BACK INTO ENGLISH

I saw crushed ice cream on the roof of the car