名词
中文翻译：样本费用
同义词：
['sample charge', 'sample cost例句：1. The company is required to provide a sample expense report for each project.（公司被要求为每个项目提供一份样本费用报告。）']
例句：
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1. The company is required to provide a sample expense report for each project.
公司被要求为每个项目提供一份样本费用报告。
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2. The sample expense was calculated based on the actual costs incurred during the trial period.
样本费用是根据试验期间实际发生的成本计算得出的。
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3.The sample expense was used to estimate the overall project cost.
样本费用被用来估算整个项目的总成本。