| 释义 |
hypersonic/haipəˈsɒnik/adj. 1 relating to speeds of more than five times the speed of sound (Mach 5) 高超音速 (5 马赫以上)的 2 relating to sound frequencies above about a thousand million hertz 特超声的(声频超过 1,000 兆赫以上) □ hypersonically adv.[HYPER-, on the pattern of SUPERSONIC, ULTRASONIC] |