Even though computer screens don't give off radiation, the strain from staring over long periods of time can cause harm to your vision, though many effects are temporary.
固然电脑屏幕不会发出辐射，但是长时间注视的紧张度会伤害视力。
Even though computer screens don't give off radiation, the strain from staring over long periods of time can cause harm to your vision, though many effects are temporary.
固然电脑屏幕不会发出辐射，但是长时间注视的紧张度会伤害视力。
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