名词
中文翻译：声音水泥
同义词：
['sounding cement', 'sounding material']
例句：
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1. The sound cement was usedto fill in the cracks in thewall.
用来填补墙壁裂缝的声音水泥。
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2. Thesound cement was applied evenly to ensurea smooth surface.
声音水泥被均匀涂抹，以确保表面平滑。
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3. The sound cement wastested for strength and durability before it wasused in construction.
在施工前，声音水泥需要经过强度和耐久性的测试。