名词
中文翻译：Unknown
同义词：
['mortar', 'concrete']
例句：
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1. The construction crew mixed the cement to make the foundation stronger.
建筑工人混合水泥来使地基更坚固。
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2. The engineer used a shovel to mix the cement and sand.
工程师用铲子将水泥和沙子混合。
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3. The cement blocks are strong enough to withstand heavy loads.
这些水泥块足够坚固，能承受重负载。