名词
中文翻译：总价费用
同义词：
['total cost', 'lump sum payment']
例句：
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1.The hotel charges a lump-sum fee for the room.
酒店对房间收取一次性费用。
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2. The company offers a lump-sum fee for its software development services.
该公司提供一次性的软件开发服务费用。
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3. The project has a lump-sum fee structure, which means that all costs are paid upfront.
该项目采用一次性费用结构，意味着所有费用都是预付的。