YOU SAID:
humans are equipped with a mouth to eat food
INTO JAPANESE
人間は食べ物を食べるための口を備えています
BACK INTO ENGLISH
Humans have a mouth to eat food
INTO JAPANESE
人間は食べ物を食べる口を持っています
BACK INTO ENGLISH
Humans have a mouth to eat food
That didn't even make that much sense in English.