...an itch from outside one's boots] 隔着一层皮靴欲搔其痒,不起作用,比喻不贴切,没有抓住关键 [sound insulation] 隔绝声音传播 [sound absorbing;soundproof] 声音透不过 ..
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隔绝声音传播
Isolate the transmission of sound
以上为机器翻译结果，长、整句建议使用 人工翻译 。
空气声隔声是对空气传播声音的隔绝，房间之间空气声隔绝的性能是评价室内环境私密性的重要指标。
Airborne sound insulation is separation capability of air-borne sound, and the performance of airborne sound insulation between rooms is an important criterion of privacy.
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