sound barriers

同根派生

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在作超音速飛行時所産生的“音爆。”
Only this military aircraft is able to break the sound barrier.
衹有這架軍用飛機能夠突破聲障。
Volume Care will break the "Sound Barrier" on your Treo!
這樣，你就可以單獨爲聽筒預置接聽音量的等級。
Trees will not help much. Sound barrier or earth berm is the best way.
過客評論2007-10-1022:50:31發表於焦點房地産網-談房論市-雍景天成論罈
Analysis on Economic Benefits： Foam aluminum sound barrier will replace all other sound barriers.
經濟傚益分析：泡沫鋁聲屏障將取代其它各種聲屏障。