YOU SAID:
Not so serious, girl, why those feet cold?
INTO JAPANESE
それほど深刻ではありません、女の子、なぜそれらの足は寒いのですか?
BACK INTO ENGLISH
Not so serious, girls, why are their feet so cold?
INTO JAPANESE
それほど深刻ではない、女の子、なぜ彼らの足はとても寒いのですか?
BACK INTO ENGLISH
Not so serious, girls, why are their feet so cold?
That didn't even make that much sense in English.