Scientists have proved that electrical items including mobile phone and television sets emit magnetic waves when used.
科学家已经证明，电子产品包括行动电话和电视机，使用时会发出电磁波。
Scientists have proved that electrical items including mobile phone and television sets emit magnetic waves when used.
科学家已经证明，电子产品包括行动电话和电视机，使用时会发出电磁波。
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