A gymnastic exercise on the parallel bars in which the body is lowered by bending the elbows until the chin reaches the level of the bars and then is raised by straightening the arms.是什么意思_A gymnastic exercise on the parallel bars in which the body is lowered by bending the elbows until the chin reaches the level of the bars and then is raised by straightening the arms.在线翻译_英语_读音_用法_例句