词汇	lamp hours
释义	lamp hours n.灯罩
随便看	propulsion machinery space propulsion mechanism propulsion medium propulsion method propulsion mining propulsion missile propulsion mode propulsion module propulsion motor propulsion motor exciter propulsion, motor vehicle propulsion noise propulsion nozzle propulsion of fish swimming mechanism propulsion of ship propulsion of SHIP propulsion of ships propulsion of SHIPS propulsion of sledges propulsion of sledges, cycles propulsion of SLEDS propulsion of vessels propulsion of wheeled vehicles propulsion panel propulsion parameter