YOU SAID:
She's not my friend, she's my lover.
INTO JAPANESE
彼女は私の友人ではない、彼女は私の恋人です。
BACK INTO ENGLISH
She is not my friend, she is my lover.
INTO JAPANESE
彼女は私の友人ではない、彼女は私の恋人です。
BACK INTO ENGLISH
She is not my friend, she is my lover.
That didn't even make that much sense in English.