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

• Austrian daredevil Felix Baumgartner became the first man to break the sound barrier in a record-shattering, death-defying freefall jump Sunday from the edge of space.
  奥地利著名极限运动员菲利克斯-鲍姆加特纳上周日在数万米的太空边缘挑战极限跳伞成功，创造了以超音速飞行的世界纪录。
• Noise Reduction Project Using Big Sound Barrier on Higher Place
  在较高位置构筑大型隔声屏的降噪工程
• Development Situation and Application Prospect for Sound Barrier in Modern Cities
  现代城市防噪声屏障的发展现状和应用展望
• Who was the first person to break the sound barrier?
  谁第一个突破了声垒？
• Proposals for "Technical Requirements and Test Method for Acoustic Elements of Railway ′ s Sound Barrier"
  对《铁路声屏障声学构件技术要求及测试方法》的建议
• 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。
• 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。
• 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
• Optimization of the locations of the virtual sensors in the virtual sound barrier system
  虚拟声屏障系统中虚拟传感器位置的优化研究
• 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。