YOU SAID:
My grass needs to be vaccuumed.
INTO JAPANESE
私の草はvaccuumされる必要があります.
BACK INTO ENGLISH
My grass needs to be vaccuum.
INTO JAPANESE
私の草は真空にする必要があります。
BACK INTO ENGLISH
My grass needs to be vacuumed.
INTO JAPANESE
私の草は掃除機をかける必要があります.
BACK INTO ENGLISH
My grass needs to be vacuumed.
That didn't even make that much sense in English.