YOU SAID:
The biggest fish in the world is not tasty!
INTO JAPANESE
世界最大の魚は美味しくありません!
BACK INTO ENGLISH
The world's largest fish is not delicious!
INTO JAPANESE
世界最大の魚は美味しくありません!
BACK INTO ENGLISH
The world's largest fish is not delicious!
That didn't even make that much sense in English.