flap down

常见例句

In the dark green grass, fish forced to flip a shiny body, gills flapping up and down constantly.
在暗绿色的草地上，大鱼用力地翻动着闪闪发亮的身体，鱼鳃不停地上下扇动。
About midnight, hearing a strange noise like the flapping up and down of a pot-lid, he sat up in bed, rubbed his eyes, and there was the bewitched tea-kettle covered with fur and sprouting out legs.
半夜的时候，他听到一阵奇怪的响动，好像是壶盖在上下扑腾。修补匠坐起来，揉了揉眼睛，就看到那只成了精的茶釜全身长了毛，正往外伸腿呢。
The little boy's father began to cry as he watched his beautiful little crippled son flapping his arms up and down in the wind, all the while yelling at the top of his voice
不久风就从两位小男孩的脸上呼啸而过。看着自己的跛腿天使上下扇动着臂膀，用尽全力地大声呼喊：“我会飞了，爸爸，我会飞了!”