名词
中文翻译：压实
同义词：
['compaction', 'compaction']
例句：
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1. The soil was compressed by the heavy rain.
大雨使土壤变得紧实。
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2. The rocks were compactedover time by the forces of gravity.
随着时间的推移，重力使岩石变得紧密。
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3. The soilwas compressed to make room fornew buildings.
为了建造新建筑，土壤被压缩。