YOU SAID:
My sister takes really long naps!
INTO JAPANESE
私の妹は本当に長い昼寝をします!
BACK INTO ENGLISH
My sister takes a really long nap!
INTO JAPANESE
私の妹は本当に長い昼寝をします!
BACK INTO ENGLISH
My sister takes a really long nap!
That didn't even make that much sense in English.