YOU SAID:
You don't need a car that eats sand
INTO JAPANESE
砂を食べる車は必要ありません
BACK INTO ENGLISH
No need for sand-eating vehicles
INTO JAPANESE
砂を食べる車は必要ない
BACK INTO ENGLISH
No need for sand-eating cars
INTO JAPANESE
砂を食べる車は必要ない
BACK INTO ENGLISH
No need for sand-eating cars
That didn't even make that much sense in English.