有些身体部位早已因长时间看电脑、睡眠不足、磨牙和姿势不当等承受了很大的压力。
Some of those body parts are already under pressure from long hours at the computer, restless sleep, grinding teeth and poor posture.
第二，我们不应该长时间盯着书本或者电视和电脑看，我们需要每隔40分钟就休息下，看看远方或者绿色，能缓解我们的眼睛。
Second, we should not stare at the book or the TV and computer in a long time, we need to take a rest every 40minutes, looking at the distance or the green color will ease our eyes.
尽管电脑屏幕没有辐射，长时间地盯着它看也会造成紧张，从而有损视力。
Even though computer screens don't give off radiation, the strain from staring over long periods of time can cause harm to your vision.
长时间的看电脑，电脑发出的辐射对人体有很大的害处。
The radiation from the computer will do harm to peoples health if you keep on watching the computer for a long time.
长时间的看电脑，电脑发出的辐射对人体有很大的害处。
The radiation from the computer will do harm to peoples health if you keep on watching the computer for a long time.
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