YOU SAID:
My potato has very nice flaps
INTO JAPANESE
私のポテトは非常にいいフラップを持っています
BACK INTO ENGLISH
My potatoes have very nice flaps
INTO JAPANESE
私のジャガイモは非常に素晴らしいフラップを持っています
BACK INTO ENGLISH
My potatoes have very nice flaps
That didn't even make that much sense in English.