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现今,电脑已被各行各业广泛使用,并已在寻常百姓家普及。电脑是高科技的产物,它同任何高科技产物一样,不可避免地会存在着一些负面作用,譬如电脑的荧光显示屏会辐射出一种人看不见的射线。这种微量辐射对人体的造血机能是有一定影响的,长期从事电脑操作的人,血液中的白细胞总数会有所下降。
Nowadays, computers have been widely used by all walks of life and have been popularized by ordinary people. Computer is a high-tech product. Like any high-tech product, it inevitably has some negative effects. For example, the fluorescent screen of a computer radiates an invisible ray. This trace of radiation on the body’s hematopoietic function is to some extent, long-term engaged in computer operations, the total number of white blood cells in the blood will decline.