There is a kind of rough wall surface, which is said to be sound-absorbing.
有一种墙面是麻的，据说可以吸音。
Or are the Wall Street analysts being a little too quick to sound the alarm?
还是那些华尔街分析员下这样的结论为时过早？
I could hear their laughter through the wall and the sound of the whistling teakettle.
透过墙壁，我能听到他们的笑声和茶壶水开的哨音。
Sound insulation effect is good, the partition wall has a very good sound insulation effect.
隔音效果好，隔间墙具有非常优良的隔音效果。
The sound that goes directly through the wall is usually called the transmitted sound .
的声音，都会直接穿过墙壁通常称为传输声音。
The Great Wall never pour, ask you sound good Mid-Autumn festival;
万里长城永不倒，向你问声中秋好；
After going through a special technique, the wall of the theater carries sound well.
剧场的墙壁经过特殊处理，可以更好地拢音。
Building outer wall high temperature fire protection, sound-insulated noise reduction.
建筑物外墙高温防火、隔音降噪。
Building outer wall high temperature fire protection, sound-insulated noise reduction.
建筑物外墙高温防火、隔音降噪。
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