receding shock wave

例句：

1. 1. The earthquake caused a receding shock wave that could be felt throughout the city.
   地震引发了一次后退冲击波，可以在整个城市感受到。
2. 2. The scientist observed the receding shock wave as it traveled through the air.
   科学家观察到了后退冲击波在空气中传播的情况。
3. 3. The receding shock wave was so powerful that it knocked over several people who were standing nearby.
   后退冲击波如此强大，以至于它把附近的几个人都撞倒了。