英语词汇“sound barrier”是什么意思，“sound barrier”的读音、用法及例句翻译-乐坝网

词汇	sound barrier
释义	sound barriern.（名词） See sonic barrier 参见 sonic barrier A set of tall wooden, plastic, or concrete barriers placed along a road or highway to muffle the sound of traffic.音障：一组高大的木制、塑断或混凝土屏障，放置于道路或高速公路两旁，消弱交通所发出的噪声
随便看	rule ruled ruled surface rule of engagement rule of the road rule of thumb ruler ruler rulers rules ruling ruling rulings rullock ruly rum rum rum rumaki rumakis Rumania Rumanian Rumanian rumba rumbas

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