YOU SAID:
I am all alone in this world
INTO JAPANESE
私はこの世界で一人ぼっちです
BACK INTO ENGLISH
I'm alone in this world
INTO JAPANESE
私はこの世界で一人です
BACK INTO ENGLISH
I am alone in this world
INTO JAPANESE
私はこの世界で一人です
BACK INTO ENGLISH
I am alone in this world
That didn't even make that much sense in English.