in·ves·ti·gate /ɪnˈvɛstəˌget/
 (vt.)調查,調查研究(vi.)調查,調查研究


 In·ves·ti·gate v. t. [imp. & p. p. Investigated p. pr. & vb. n. Investigating.]  To follow up step by step by patient inquiry or observation; to trace or track mentally; to search into; to inquire and examine into with care and accuracy; to find out by careful inquisition; as, to investigate the causes of natural phenomena.


 In·ves·ti·gate, v. i. To pursue a course of investigation and study; to make investigation.

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 investigate
      v 1: investigate scientifically; "Let's investigate the syntax of
           Chinese" [syn: look into]
      2: conduct an inquiry or investigation of; "The district
         attorney's office investigated reports of possible
         irregularities"; "inquire into the disappearance of the
         rich old lady" [syn: inquire, enquire]