leapfrogs是leapfrog的第三人称单数

leapfrog

美 [ˈliːpˌfrɒɡ]
英 [ˈliːpˌfrɒɡ]
  • v.(车辆等)忽前忽后的前进;闪过;【军】两支军队交替跃进;跨级提升
  • n.跳山羊
  • 网络跳蛙;蛙跳;跳蛙公司
第三人称单数:leapfrogs  现在分词:leapfrogging  过去式:leapfrogged  
leapfrogs
n.
1.
[u]
跳背游戏(游戏者轮流从其他弯背站立者身上跳过)a children's game in which players take turns to jump over the backs of other players who are bending down
v.
1.
[t][i]
~ (sb/sth)
越级提升to get to a higher position or rank by going past sb else or by missing out some stages
The win allowed them to leapfrog three teams to gain second place.
这场胜利使他们连超三个队,跃居第二位。