纺锤极spindle pole
罩极电动机shaded pole motor
尿极urinary pole
南极antarctic pole【地理】;S pole【电磁】;South Pole【地理】[专业]磁铁的\nsouth pole【电磁】
电力高压线杆electric pole
旧电线杆electric pole
枕极occipital pole【解剖】;polus occipitalis【解剖】
三极双掷闸刀开关three-pole double-throw knife switch