sound barrier

英 [saʊnd ˈbæriə(r)]

美 [saʊnd ˈbæriər]

n.  音障; 声障

牛津词典

noun

• 音障；声障
  the point at which an aircraft's speed is the same as the speed of sound, causing reduced control, a very loud noise (called a sonic boom ) and various other effects
  1. to break the sound barrier (= to travel faster than the speed of sound)
     突破音障（即超过音速运行）

柯林斯词典

• 声障;音障;声垒
  If an aircraft breaksthe sound barrier, it reaches a speed that is faster than the speed of sound.

英英释义

noun

• the increase in aerodynamic drag as an airplane approaches the speed of sound
  Synonym:sonic barrier

双语例句

• Construction and Noise-reduction Effect of Road Sound Barrier in Shanghai Outer Circular Highway
  上海外环线道路声屏障的施工及降噪效果
• This model provide scientific foundation and method for sound barrier design.
  该模型的建立及其应用可为高架轨道交通的规划及其声屏障设计提供科学依据和手段。
• Influence of geometry shapes of sound barrier on noise reduction effect in high speed railway
  高速铁路声屏障几何形状对降噪效果的影响
• The noise could reach the relevant standards and achieve better environmental and social benefits through setting the arc fish scale sound barrier by simulation and plan evaluation.
  经方案论证，设置弧形鱼鳞状吸声型声屏障，噪声均达到相关标准规定，取得较好的环境与社会效益。
• This article summarizes the situation of developing the sound barrier in cities, introduces the designing methods and theoretic prediction, forecasts the future of applying it for environmental noise control in cities, thus gives helpful suggestions to the development of sound barrier industry in China.
  本文概述了城市防噪声屏障的发展现状，介绍了声屏障设计方法和理论预测，对声屏障在城市环境噪声控制中的应用前景进行了展望。对发展我国声屏障产业提出了有益的建议。
• The paper discussed the development status of highway sound barrier technology at home and abroad, and proposed its development trend.
  阐述了国内外公路声屏障技术的发展状况，并进一步提出了公路声屏障技术的发展趋势。
• Using the curving characteristic at the normal temperature, designs the more perfect sound barrier.
  利用常温下可自然弯曲的特性，设计出更加完美的声屏障。
• Who was the first person to break the sound barrier?
  谁第一个突破了声垒？
• Incorporate sound barrier walls approved through public input into the final road design construction plans.
  声屏障纳入公共投入批准通过，进入最后道路的设计施工图墙。
• They have broken the sound barrier;
  他们已经打破了声音的障碍；