the sound barrier
音標發(fā)音
- 英式音標 [?sa?nd ?b?r.i.?r]
- 美式音標 [?sa?nd ?b?r.i.?]
- 英式發(fā)音
- 美式發(fā)音
基本解釋
- 聲障,音障(指飛行物的速度達到音速時所產(chǎn)生的氣動阻力急劇增大)。
英漢例句
- There is usually a sonic boom when an aircraft breaks the sound barrier. 飛機沖破聲障時,通常會產(chǎn)生音爆。
noun [ S ]
英英字典
- a large increase in the force opposing a moving object as its speed reaches the speed at which sound travels