名词
中文翻译：调查费用
同义词：
['investigative charge', 'investigative expense']
例句：
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1. The government has to pay asignificant amount of money for the investigation.
政府为了调查不得不支付一大笔钱。
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2. Thecompany is facing a high cost of investigationdue to the complexity of the case.
由于案件的复杂性，公司面临着高昂的调查成本。
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3. The police department is investigatinga suspicious incident that occurred in the citycenter.
警方正在调查市中心发生的一起可疑事件。