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單詞乎

sound barrier

sound barrier是什么意思、sound barrier怎么讀

sound barrier漢語翻譯

音障

sound barrier英語解釋

名詞 sound barrier:

  1. the increase in aerodynamic drag as an airplane approaches the speed of sound
    同義詞：sonic barrier

sound barrier例句

  1. Residents have been complaining of the "boom" which is heard whenever a jet breaks through the sound barrier.
    居民們一直抱怨噴氣式飛機(jī)在作超音速飛行時(shí)所產(chǎn)生的“音爆?！?/div>
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