adj.调查研究的，侦查的

The investigative journalist dug deep into the corruption scandal, uncovering a web of deceit.
这位调查记者深入挖掘了腐败丑闻，揭露了一张欺骗的网络。
The police launched an investigative team to solve the high-profile murder case.
警方成立了一个专案组来解决这起备受关注的谋杀案件。
The forensic experts conducted an investigative analysis of the crime scene, looking for any overlooked evidence.
法医专家对犯罪现场进行了详细的调查分析，寻找任何可能被忽视的证据。
The newspaper published an investigative report exposing the unsafe working conditions in the factory.
这家报纸发表了一份调查报告，揭露了工厂中不安全的工作条件。
The investigative team spent months gathering evidence to build a strong case against the suspect.
调查小组花了数月时间收集证据，以建立对嫌疑人的有力指控。
The documentary delved into the investigative process of cold cases, highlighting the dedication of detectives.
这部纪录片深入探讨了冷案的调查过程，突显了侦探们的执着精神。
The attorney general announced a new investigative initiative aimed at combating cybercrime.
总检察长宣布了一项新的调查举措，旨在打击网络犯罪。
The journalists used Freedom of Information Act requests to aid their investigative research on government spending.
记者们利用信息公开法请求来帮助他们调查政府开支的研究。
The investigative commission was established to investigate the causes of the catastrophic bridge collapse.
成立了一个调查委员会来调查导致大桥坍塌的原因。
Through meticulous investigative work, the FBI was able to dismantle a major drug trafficking network.
通过细致的调查工作，FBI成功瓦解了一个大型贩毒网络。