YOU SAID:
The swift red fox jumped over the lazy brown dog.
INTO JAPANESE
迅速な赤狐は、怠け者の茶色の犬を飛び越えた。
BACK INTO ENGLISH
The quick red fox jumped over the lazy brown dog.
INTO JAPANESE
クイックの赤狐は、怠け者の茶色の犬を飛び越えた。
BACK INTO ENGLISH
The quick red fox jumped over the lazy brown dog.
That didn't even make that much sense in English.