YOU SAID:
Karen doesn't vaccinate her kids.
INTO JAPANESE
カレンは彼女の子供に予防接種をしない。
BACK INTO ENGLISH
Karen does not vaccinate her child.
INTO JAPANESE
カレンは彼女の子供に予防接種をしない。
BACK INTO ENGLISH
Karen does not vaccinate her child.
That didn't even make that much sense in English.