YOU SAID:
Only she can quench the thirst within me
INTO JAPANESE
彼女だけが私の心の渇きを癒せる
BACK INTO ENGLISH
Only she can quench my thirst
INTO JAPANESE
彼女だけが私の渇きを潤してくれる
BACK INTO ENGLISH
Only she can quench my thirst
That didn't even make that much sense in English.