flip-flap

美 [flɪp flæp]英 [flɪp flæp]
  • n.后手翻,直体后空翻
flip-flapflip-flap

adv

1
with repeated strokes and noise
something going flip-flap in the night

数据来源:WordNet

  1. Something going flip-flap in the night .

    有东西在黑暗中叭哒叭哒地走动。