这比多数的次音速客机要高上两万英尺。
该大学研究极超音速技术已经近16年了。
The university has been working on hypersonic technology for nearly 16 years.
未来飞行器团队报告：亚音速概念。
该系统将能够摧毁超音速和弹道目标。
The system will be capable of destroying hypersonic and ballistic targets.
西雅图超音速队的凯文·杜兰特回到榜首。
The Seattle Supersonics' Kevin Durant returned to the No. 1 position.
迷信的人把优先权放在表面的超音速的优良上。
The superstitious man put the priority on the superficial supersonic superiority.
然而大雄蜂无人机比超音速战斗机更有成本效率。
They are, however, far more cost effective than supersonic fighter jets.
我们知道如何让飞机进入大气层并以高超音速飞行。
We know how to insert the aircraft into atmospheric hypersonic flight.
已被搁置多年的超音速民航客机概念是否会再次复苏？
Might the idea of near-hypersonic passenger aircraft, which has lain dormant for a few years, be coming back?
引擎将高超音速飞机带向空气密度、阻力比较稀少的高度。
That engine would carry the hypersonic craft to an altitude where air density and resistance are less.
飞机的超音速和空气动力学完成将空气压缩入引擎的任务。
Its supersonic speeds and aerodynamics do the job, compressing the air into the engine.
这架F - 35是一种超音速，多用途，第五代隐形战斗机。
The F-35 is a supersonic, multi-role, 5th generation stealth fighter.
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。
Breaking the sound barrier generates a sonic boom, so supersonic travel is heavily restricted over land.
X-51A起动超过200秒，促使飞行器速度提高到音速的五倍。
The X-51A burned for more than 200 seconds and accelerated the craft to five times the speed of sound.
布里斯托尔郊外的菲尔顿是英国和谐式超音速客机的建造地。
FILTON, just outside Bristol, is where Britain's fleet of Concorde supersonic airliners was built.
90年代最好的球队是火箭、爵士、超音速、尼克斯和太阳。
The best teams in the '90s were the the Rockets, Jazz, Super Sonics, Knicks, and Suns.
声爆是当喷气式飞机超音速行驶时产生的巨大碰撞和摇动声。
A sonic boom is the loud crash and shaking that happens when a jet plane goes faster than the speed of sound.
高超音速飞机或可助美军在一小时内对世界上任何地区的目标实施打击。
A hypersonic plane could potentially enable the US military to hit targets anywhere in the world in under an hour.
不过，太空署要如何使得超燃冲压发动机进入持续飞行需要的超音速呢？
But how does NASA plan to get the scramjet to the supersonic speeds necessary for sustained flight?
但这里提到的所有的雷射武器，机器人，音速爆破和催吐光线都是真实的。
But all of the laser weapons, robots, sonic blasters and puke rays pictured here are real.
对于营运了将近28年的超音速商业航行来讲，这是一个苦乐参半的结局。
It was a bittersweet end to nearly 28 years of commercial supersonic travel.
它的次音速飞行能力高达1.2万米，攻击距离至少为直径2000公里。
It's capable of subsonic flying as high as 12 thousand meters with an attack range of at least 2000 kilometers.
从标准跑道起飞，高超音速飞机能以5倍音速在两小时内出击在全球任何地点。
Launched from a standard runway, a hypersonic aircraft could fly faster than Mach 5 to strike anywhere in the world within two hours.
事实上，西雅图的粉丝多希望几年前联盟也曾这么对待老的超音速队。
In fact, fans in Seattle probably wish the league had done the same to the old SuperSonics a couple of years ago.
波音公司的“亚音速终极绿色飞行器研究”（SUGAR）团队检验了5个概念。
The Boeing Company's Subsonic Ultra Green Aircraft Research, or SUGAR, team examined five concepts.
尽管协和式飞机于2003年终止了飞行服务，但超音速飞机之梦并没有因此泯灭。
Yet despite the withdrawal from service of Concorde in 2003, the dream of supersonic flight has not died.
此时，为了转移人们对此事件的注意力，波音宣布高亚音速巡航机，甚至夸大其辞。
When Boeing tried to distract attention from this flop by announcing a near-supersonic long-haul jet dubbed the sonic Cruiser, it fell even flatter on its face.
因为诸多技术已经成熟，新型飞机问世不是没有可能，无人机能以五倍音速以上巡航。
As myriad technologies mature, new sorts of aircraft become possible. Unmanned aircraft have flown at more than five times the speed of sound.
HTV - 2，一架巡航速度设计为20马赫的无人超音速飞机，于上月试飞失败。
HTV-2, an unmanned hypersonic aircraft designed to travel at Mach 20, failed during a test flight last month.
据NASA解释，飞机在超音速飞行时会产生延伸到地面的加压空气分子锥。
Airplanes flying faster than sound create a cone of pressurized air molecules that extends to the ground, as NASA explains.
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