leapfrog

['li:pfrɔg]

n.跳背游戏(游戏者轮流从其他弯背人身上跳过)
v.跳背,越级提升

例句与用法：

The act of leaping; a jump.

跳跳跃的动作; 跳

He opened the newspaper and a terrible news leaped out at him.

他打开报纸; 一条可怕的消息跃然映入了他的眼帘。

An upward leap made by a trained horse without going forward and with the hind legs kicked out.

原地腾跃一匹受驯马的向上跳跃但不向前走动，同时后腿踢出

The thief leaped the wall and ran away.

小偷越墙逃跑了。

词形变化：

动词过去式: leapfrogged | 动词过去分词: leapfrogged | 动词现在分词: leapfrogging | 动词第三人称单数: leapfrogs |

详细释义：

n.

跳蛙游戏

vi.

跳蛙