YOU SAID:
No you are wearing a pair of undies.
INTO JAPANESE
いいえ、あなたは下着を着ています。
BACK INTO ENGLISH
No, you are wearing underwear.
INTO JAPANESE
いいえ、あなたは下着を着ています。
BACK INTO ENGLISH
No, you are wearing underwear.
That didn't even make that much sense in English.