名词
中文翻译：维持费用
同义词：
['maintaining expense', 'maintenance cost']
例句：
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1.The company spends a significant amount of money on its annual maintenance expenditure.
该公司在年度维护开支上花费了大量资金。
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2. The government's budget allocation for the year is mainly used for infrastructure maintenance expenditure.
政府的年度预算主要用于基础设施维护开支。
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3. The company's main concern is to ensure that all employees receive proper training and maintain their skills in order to meet the demands of the maintenance expenditure.
公司的主要关注点是确保所有员工接受适当的培训，并保持其技能以应对维护开支的需求。