权威例句
Lamp holderLamp holderLamp holderLampholder with current tapLampholder with universal jointLampholder with occupancy sensorE26 plastic lampholderBALLAST WITH LAMPHOLDER ARC PROTECTIONLamp locking lampholder for tubular lampsLampholder unit, particularly for refrigerators and the likePlug wire type zipper switch lampholderDEPARTMENT OF TRANSPORTATION, FEDERAL AVIATION ADMINISTRATION SPECIFICATION: PAR-56 LAMPHOLDERHolder element for holding at least one flat surface-light lamp, set of a plurality of lampholders and a plurality of elongate holdi...