investigate

investigateinvestigateD.J.:[inˈvestiɡeit]K.K.:[ɪnˈvɛstɪˌɡet]vt.1.调查; 审查He has carefully investigated the allegations.他对这些指控作了详细调查。The police are investigating the murder.警察在调查那起凶杀案件。

investigate[in'vestiɡeit]vt.1.调查;研究;审查:to investigate a murder调查谋杀案Scientists investigate the nature.科学家研究自然。vi.1.作调查;调查研究;审查:to investigate into a rumour追查谣言的来龙去脉变形vt.investigatedinvestigating

investigateinvestigate[inˈvestiɡeit]vt.1.研究; 调查; 勘测; 试验; 研究; 审查He has been investigated and found blameless.他已被调查, 发现并无罪过。
词性变化investigate[inˈvestiɡeit]vi.1.研究, 调查investigate into an affair调查一件事情

继承用法investigative,investigatoryadj.

词性变化investigator[ɪnˈvestɪɡeɪtə(r)]n.

参考词汇examine;
英语宝典
考试词汇表