Breaking the sound barrier generates a sonic boom, so supersonic travel is heavily restricted over land.
打破音障时会产生音爆，所以超音速飞行在陆地上空有诸多限制。
From my point of view it looked like the plane was breaking the sound barrier. If I guessed wrong please correct me.
从我的角度看，我想是冲破第三个音速的照片，如果我估计错误，请大家纠正我。
Along the way, he can accomplish other firsts, by breaking the sound barrier and records that have stood for nearly 50 years.
在降落的过程中，他还可能冲过音障并打破一些封尘将近50年的纪录。
What about breaking the sound barrier or rockets to the moon, or atomic energy or a mission to Mars?Science fiction , right?
快过音速又如何，坐火箭上月球，还有原子能，还有火星计划又怎么样？
What about breaking the sound barrier or rockets to the moon, or atomic energy or a mission to Mars?Science fiction , right?
快过音速又如何，坐火箭上月球，还有原子能，还有火星计划又怎么样？
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