electromagnetic attraction

例句：

1. 1.The magnet attracts iron filings to it.
   磁铁吸引铁屑。
2. 2. The force of gravity is due to the electromagnetic attraction between the earth and the sun.
   地球与太阳之间的电磁吸引力导致重力的产生。
3. 3. The scientist used a magnet to attract the metal object to him.
   科学家用磁铁吸引金属物体。