1. That looks nice, but does not create functional sound-proofing.
这看起来不错，却不能起到隔音的效果。
2. The body of the car has a complete sound-proofing system that can effectively reduce the noises from wind and tire s when traveling at high speed.
车身全面隔音体系，有效降低高速行驶过程中产生的风噪和胎噪传入车内
3. The body of the car has a complete sound-proofing system that can effectively reduce the noises from wind and tires when traveling at high speed.
车身全面隔音体系，有效降低高速行驶过程中产生的风噪和胎噪传入车内
4. Solutions to noise pollution include adding insulation and sound-proofing to doors, walls, and ceilings;
解决噪音污染的办法包括：对门、墙体、天花板加装隔音材料；