v.跳背，交替前进，跃过( leapfrog的过去式和过去分词 )...

leapfrogged的音标：...

He leapfrogged his classmates.他以蛙跳方式跃过他的同学.Scotland have been leapfrogged by the Czech Republic who thus get one automatic Group qualifier.苏格兰已经被捷克取代,后者联赛冠军将直接进入小组阶段.American researchers have now leapfrogged the Japanese...

They leapfrogged the enemy's main force and struck at his weak points.他们避开敌人主力而打击其薄弱点.He leapfrogged his classmates.他以蛙跳方式跃过他的同学.Scotland have been leapfrogged by the Czech Republic who thus get one automatic Group ...