They raised money for a new youth activity centre.

他们为新的青年活动中心募捐。

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For inactive children and youth, a progressive increase in activity to eventually achieve the target shown above is recommended.

对缺乏身体活动的儿童和青少年，建议采取渐进的方式增加身体活动量，最终达到上述的推荐量。

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Children and youth aged 5–17 should accumulate at least 60 minutes of moderate- to vigorous-intensity physical activity daily.

5-17岁儿童青少年应每天累计至少60分钟中等到高强度身体活动；

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All this as well as the activity of conservative youth groups that disapprove is co-ordinated electronically.

ECONOMIST: Cyber-hedonism

Gary Parker, from Allenton in Derby, is among those taking part in the trial, called the Derbyshire Mandatory Youth Activity Programme (DMYAP).

BBC: Derby

Mike McQueary, a Penn State assistant football coach now on leave, told the grand jury he saw Mr. Sandusky engaged in some sort of sexual activity with a youth in a Penn State shower and alerted Mr. Paterno, who was later fired, in part, for not alerting law-enforcement officials.

WSJ: Jerry Sandusky Trial Will Hinge on Portrayal of Accusers