He can use the computer well. He often helps at the Helping Hands Club.

他能熟练的使用电脑。他经常在帮手俱乐部帮忙。

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As you know very well that exposure to sun is very bad for the eyes. Similarly, if you use computer for long hours that also harm your eyes.

用眼睛直接去看太阳对眼睛非常有害，同样的，在电脑前的时间太长了对眼睛也不好。

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But its findings indicate that might not be the case, and the researchers advise parents to limit their children's computer use and TV viewing time to ensure their "optimal well-being."

但是研究结果表明是有所谓的。研究者建议家长限制孩子用电脑和看电视的时间以确保他们的身心健康。

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Windows 8, released in late October, can be controlled by touching a display screen, as well the more traditional use of a keyboard or computer mouse.

NPR: Earnings Preview: Focus On PCs In Microsoft's 3Q