私家偵探 sījiāzhēntàn private detective Origin Definitions Defs Strokes Stroke Words Sentences Sents 私家 sījiā adjective private private; privately owned or managed; used to describe personal possessions like a house or car as opposed to public or government-owned ones侦探 偵探 zhēntàn noun detective detective; investigator; spy; an undercover agent who investigates crimes or gathers intelligence