名词
中文翻译：劳动和材料
同义词：
['labor', 'materials']
例句：
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1.The construction of the new factory will require a lot of labor and material.
新工厂的建设将需要大量的劳动力和材料。
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2.The project requires careful planning and execution of labor and material resources.
该项目需要仔细规划和执行劳动力和材料资源。
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3. The company has invested heavily in research and development to improve labor and material efficiency.
该公司已大量投资于研究和开发，以提高劳动力和材料效率。