N (in Britain from 1749 to 1829) an officer at Bow Street magistrates' court, London, whose duty was to pursue and arrest criminals (1749-1829英国)伦敦警探
N（名词） (in Britain from 1749 to 1829) an officer at Bow Street magistrates' court, London, whose duty was to pursue and arrest criminals (1749-1829英国)伦敦警探