As the cone spreads across the landscape along the flight path, they create a continuous sonic boom along the full width of the cone's base.
这个圆锥体沿着飞行路线在地面上扫过，底部与地面接触部分产生连续的轰隆声。
2
Once they hit the edge of a cone, drops are propelled towards its base, the least curved region, because of the pressure difference caused by surface tension.