As the jet plane rushed through the air, its speed broke the sound barrier and produced great heat.

由于喷气式飞机穿过空气，它的速度超过了声障，继而产生了大量的热。

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Boeing Boomless Jet: Boeing's concept places the engines on top of the wings, adding an extra sound barrier.

波音的静音喷气机：波音公司的概念图，将引擎放置在在机翼上方，并且增加一个额外的音障。

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Boeing Boomless Jet: Boeing's concept places the engines on top of the wings, adding an extra sound barrier. NASA via wired.

波音的静音喷气机：波音公司的概念图，将引擎放置在在机翼上方，并且增加一个额外的音障。

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It's also the place where Andy Green, a British fighter pilot, broke the land speed record in 1997 by driving a jet-powered car through the sound barrier to 763 mph.

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Ideas of minimizing the noise of a jet as it passes through the sound barrier have been around since Concorde first deafened those living under its flight paths and beyond in 1976.

CNN: Bang goes the sonic boom