leapfrogging

英 ['liːpfrɒɡɪŋ] 美 ['liːpfrɒɡɪŋ]

• 间断勘探,交互跃进

英英释义

名词 leapfrog:

1. advancing as if in the child's game, by leaping over obstacles or competitors

2. a game in which one child bends down and another leaps over