| 释义 |
音速 yīn sù
基本例句
velocity of soundacoustic speedsound velocity近声速光比声音速度快这是大家都知道的。That light goes faster than sound is known to all.
目前供使用的客运机飞行速度不能超过音速。Airliners in service at present cannot fly faster than the speed of sound.
光比声音速度快。Light travels faster than sound. |