Simone Biles is in retreat mode -- apologizing for disparaging comments directed at Riley Gaines last week ... while also attempting to clarify her stance on trans women in sports.
The seven-time Olympic gold medalist went to social media to address her budding feud with the former college swimmer, a strong advocate against trans women competing in women's sports, on Tuesday ... saying she let her frustrations get the best of her after throwing herself into one of the most heated debates in athletics.