短语词组短语hurdles race 跨栏跑hurdles teaching 跨栏教学height hurdles 栏hurdles skill 跨栏技术financial hurdles 障碍High hurdles 高栏Low hurdles 闪亮的灯低栏;低栏psychological hurdles 心理障碍hurdle race n . 障碍竞赛；跳栏赛跑 返回 hurdles