-(为了解情况进行考察)investigate;examine;inquireinto;lookinto;survey;(tryto)learnthefactsabout;on(closer)investigation;makeaninvestigationon[of;into];holdaninquiryintosth.;makeinquiriesaboutsb.[sth.];oninquiry;searchinto;carryoutaresearch;makeasurveyof;seeinto;engagedinresearchinto;makearesearchinginquiry:
verifythroughinvestigation;调查核实
studymarketneeds;调查市场需要
-(为此所进行的考察)investigation;research;expedition;examen:
publicopinion[market]research;民意[市场]调查
ruralsurvey;农村调查