"The fact is that even children now are on computer terminals for long periods of time, and many are playing games using hand held devices that put strain on their vision system," Dr. Duenas said.

他说：“现在的情况是，连孩子都在电脑上呆很长时间，很多孩子还玩掌上电子游戏机，这就对他们的视觉系统造成了压力。”

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"The fact is that even children now are on computer terminals for long periods of time, and many are playing games using hand held devices that put strain on their vision system," Dr. Duenas said.

他说：“现在的情况是，连孩子都在电脑上呆很长时间，很多孩子还玩掌上电子游戏机，这就对他们的视觉系统造成了压力。”

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