United States' Simone Biles performs on the balance beam during the artistic gymnastics women's individual all-around final at the 2016 Summer Olympics in Rio de Janeiro, Brazil, Thursday.
来自美国的西蒙-拜尔斯于周四在巴西里约热内卢举的2016年夏季奥运会的艺术体操女子个人全能决赛上进行了平衡木表演。