抱歉,条目 leapfrog 还未被 LUMA 收录。

[ 'li:pfrɒg ]

BNC词频 32949 COCA词频 20238

n. 跳背游戏, 竞相提高
vi. 跳背, 交替前进
vt. 跃过

n. advancing as if in the child's game, by leaping over obstacles or competitors
n. a game in which one child bends down and another leaps over
v. jump across

英汉双解字典由 ECDICT 提供