speed of sound sound velocity velocity of sound sonic speed
The aeroplane will travel at twice the speed of sound.
这架飞机的速度将是音速的两倍。
—— 柯林斯例句The new airplane flies at twice the speed of sound.
这架新式飞机以两倍于音速的速度飞行。
—— 给力词典精选The aim is to fly at about Mach 2, twice the speed of sound.
目标是以大约2马赫的速度飞行,也就是音速的两倍。
—— 柯林斯例句Empirical results are needed in the transonic Mach regime.
在跨音速马赫数范围内需要经验结果。
—— 辞典例句Pneumatic signals will travel only at sonic speeds.
气动信号的传输速度仅仅相当于音速。
—— 辞典例句