radar trap (also speed trap)

section of road where the police use a radar device to detect vehicles travelling faster than the speed limit 雷达监测路段（警方用雷达装置监测超速车辆的路段）.

racially, racily, raciness, racing, racism, racist, rack, rack-railway (also esp US cog-railway), rack-rent, racket, racket (also racquet), racket-press, racketeer, racketeering, rackety, raconteur, racoon, racy, RADA, radar, radial, radially, radiance, radiant, radiantly, radiate, radiation, radiation sickness, radiator, radical, radicalism, radically, radicle, radii, radio, radio astronomer, radio astronomy, radio car, radio cab, radio frequency, radio telescope,