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
Its far bright lights would streak across the sky and its sonic ba-boom! would rumble out, regular as a flight to Chicago.
它那远处划过天际的耀眼灯光以及震耳欲聋的“砰嗙”音爆声都如飞往芝加哥的航班一样皆在预料之内。
3
There are several factors that can influence sonic booms -- weight, size, and shape of the aircraft or vehicle, plus its altitude, attitude and flight path, and weather or atmospheric conditions.