Hitting a 9.25 inch (23.3 Cm) circumference ball with a 2.75 inch (7.0 Cm) diameter round bat is one of the most challenging things an athlete can attempt to do.是什么意思_Hitting a 9.25 inch (23.3 Cm) circumference ball with a 2.75 inch (7.0 Cm) diameter round bat is one of the most challenging things an athlete can attempt to do.在线翻译_英语_读音_用法_例句