名词中文翻译
中文翻译：补充成本
同义词：
['supplementary expense', 'supplementary charge']
例句：
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1. Theproject required additional manpower to meet the increased demand.
该项目需要额外的人力来满足增加的需求。
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2. The company decided to increase its marketing budget to support the new product launch.
公司决定增加其市场营销预算以支持新产品的推出。
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3. The cost of this service is an additional expense that needs to be factored into the overall budget.
这项服务的成本是额外开支，需要纳入总预算中考虑。